Radar Landscapes Identity and Access Management Landscape of the United States
Identity and Access Management industry in the United States — illustrated cover for the Identity and Access Management Landscape of the United States
Radar · Industry landscape · the United States

Identity and Access Management Landscape of the United States

1,865 Identity and Access Management companies in the United States, in one picture: who is hiring, who is raising money, who founded them, where they are based, what the news is about, which skills employers want and where the research is going. Updated August 2026.

1,865companies tracked
$20.3Bdisclosed funding
113hiring right now
966events · 24 months
2,572,958news articles · 12 months

Who leads Identity and Access Management in the United States

Shows the top Identity and Access Management firms by size, funding, hiring activity and media coverage, noting 1,865 tracked companies, 113 currently hiring and 534 with disclosed funding rounds.

open roles
Hiring now
ranked by live open roles
  1. 01DocuSign13last posted Aug 2026
  2. 02CyberArk13last posted Aug 2026
  3. 03SailPoint12last posted Jul 2026
  4. 04DELinea11last posted Jun 2026
  5. 05DENSO11last posted Jun 2026
  6. 06Early Warning11last posted Jun 2026
  7. 07Jumio10last posted Aug 2026
  8. 08Okta9last posted May 2026
113 companies hiring · 12 posted in the last 30 days
disclosed funding
Most funded
disclosed totals, all rounds
  1. 01CyberArk$1.2BPost IPO · Jun 2025
  2. 02Saviynt$1.1BSeries B · Dec 2025
  3. 03ID.me$1BSeries E · Sep 2025
  4. 04Socure$745.2MConventional Debt · Mar 2023
  5. 05Aura$667MSeries G · Mar 2025
  6. 06DocuSign$561.8MPost IPO · Jul 2020
  7. 07Transmit Security$543MSeries A · Jun 2021
  8. 08SailPoint$426.6MPost IPO · Sep 2019
534 companies with disclosed rounds · $20.3B total
revenue
Revenue leaders
official filings first, else latest snapshot
  1. 01DocuSign$3.2BFY2020 filing
  2. 02Okta$2.9BFY2025 filing
  3. 03Clear$253MFY2024 filing
  4. 04Mitek$54.8MFY2020 filing
  5. 05Identiv$21.5MFY2023 filing
  6. 06SISA Information Security$19.7Msnapshot Mar 2025
  7. 07Rank One Computing$17MFY2025 filing
  8. 08Oasis Security$13MFY2019 filing
22 companies with a revenue figure
headcount
Largest teams
ranked by tracked headcount
  1. 01DocuSign6,840tracked employees
  2. 02Okta6,013tracked employees
  3. 03Clear2,080tracked employees
  4. 04ID.me1,386tracked employees
  5. 05Early Warning1,022tracked employees
  6. 06Aware Biometrics617tracked employees
  7. 07One Identity599tracked employees
  8. 08Feedzai597tracked employees
131 companies with headcount data
share of events
Share of voice
share of all tracked sector news events, 24 months
  1. 01DocuSign10.4%174 tracked events
  2. 02CyberArk8.4%141 tracked events
  3. 03Okta6.4%108 tracked events
  4. 04SailPoint5.4%90 tracked events
  5. 05ZoOm5.2%87 tracked events
  6. 06Saviynt4.0%67 tracked events
  7. 07Semperis2.7%46 tracked events
  8. 08Clear2.6%43 tracked events
1,679 tracked events across 148 companies
web reach
Most-used apps
the sites in this sector the web visits most
  1. 01DocuSigntop 5kdocusign.com
  2. 02SignWelltop 50ksignwell.com
  3. 03JumpCloudtop 50kjumpcloud.com
  4. 04ID.metop 50kid.me
  5. 05DeepAItop 50kdeepai.org
  6. 06Oktatop 50kokta.com
  7. 07QuickLaunchtop 50kquicklaunch.io
  8. 08HelloSigntop 50khellosign.com
534 companies here run a site with a measured audience · 87 of them sit inside the web’s top million
articles
In the news
Prism news coverage, last 12 months
  1. 01CyberArk257articles in the window
  2. 02G2228articles in the window
  3. 03AWM213articles in the window
  4. 04DocuSign201articles in the window
  5. 05Okta187articles in the window
  6. 06SailPoint128articles in the window
  7. 07Ping Identity102articles in the window
  8. 08ID.me84articles in the window
153 of these companies drew sector coverage in the window
Radar

See all 1,865 Identity and Access Management companies in the United States

Filter by funding, headcount, hiring and location, and export the list.

How the Identity and Access Management ecosystem in the United States grew, 2016–2025

Displays the annual count of new companies, highlighting a peak of 158 founded in 2020 and only six in 2025.

Companies founded / year
new Identity and Access Management companies in the United States
2016: 912017: 1012018: 1372019: 1152020: 1582021: 932022: 752023: 592024: 262025: 6
20162025
peak 158 in 2020
Companies raising / year
with a disclosed round that year
20162025
peak 97 in 2022
Disclosed funding / year
sum of disclosed rounds (USD)
2016: 399,166,6462017: 671,263,7122018: 633,795,1932019: 1,642,536,3402020: 1,185,863,7682021: 3,991,500,5852022: 1,575,785,1812023: 1,189,197,3042024: 580,785,3272025: 3,627,210,523
20162025
peak $4B in 2021

Where Identity and Access Management companies in the United States are based

Lists the U.S. cities with the most sector firms, led by San Francisco (138) and New York City (136).

San Francisco skyline — Identity and Access Management hub in the United States
Hub 01
San Francisco
138 Identity and Access Management companies
28% of the Identity and Access Management companies across these hubs
138companies
$2.7Bdisclosed funding
13hiring now
Photo Wikipedia · San Francisco · CC BY-SA 4.0
New York City skyline — Identity and Access Management hub in the United States
Hub 02
New York City
136 Identity and Access Management companies
28% of the Identity and Access Management companies across these hubs
136companies
$2.8Bdisclosed funding
12hiring now
Photo Wikipedia · New York City · CC BY-SA 4.0
Austin, a Identity and Access Management hub in the United States
Hub 03
Austin
56 Identity and Access Management companies
11% of the Identity and Access Management companies across these hubs
56companies
$675.3Mdisclosed funding
6hiring now
generated artwork
Los Angeles skyline — Identity and Access Management hub in the United States
Hub 04
Los Angeles
46 Identity and Access Management companies
9% of the Identity and Access Management companies across these hubs
46companies
$179.3Mdisclosed funding
Photo Wikipedia · Los Angeles · CC BY-SA 4.0
Boston skyline — Identity and Access Management hub in the United States
Hub 05
Boston
33 Identity and Access Management companies
7% of the Identity and Access Management companies across these hubs
33companies
$1.4Bdisclosed funding
2hiring now
Photo Wikipedia · Boston · CC BY-SA 4.0
Palo Alto, a Identity and Access Management hub in the United States
Hub 06
Palo Alto
32 Identity and Access Management companies
7% of the Identity and Access Management companies across these hubs
32companies
$455.7Mdisclosed funding
2hiring now
generated artwork
San Jose, a Identity and Access Management hub in the United States
Hub 07
San Jose
26 Identity and Access Management companies
5% of the Identity and Access Management companies across these hubs
26companies
$101.5Mdisclosed funding
3hiring now
generated artwork
Miami skyline — Identity and Access Management hub in the United States
Hub 08
Miami
25 Identity and Access Management companies
5% of the Identity and Access Management companies across these hubs
25companies
$46.3Mdisclosed funding
Photo Wikipedia · Miami · CC BY-SA 4.0

The Identity and Access Management market map of the United States: what these companies actually do

Breaks down product sub‑categories and revenue models, with enterprise tech (1,705) and subscription pricing (1,682) being the most common.

  • Enterprise Tech1,705 companies · $20B raised · 107 hiring
  • Enterprise Software1,261 companies · $16.9B raised · 85 hiring
  • SaaS768 companies · $13.8B raised · 57 hiring
  • Fintech730 companies · $7.2B raised · 52 hiring
  • Facial Recognition Software447 companies · $2.3B raised · 24 hiring
  • Consumer Digital392 companies · $2.5B raised · 13 hiring
  • Anti Fraud Management329 companies · $3.1B raised · 18 hiring
  • Fintech SaaS254 companies · $3.7B raised · 21 hiring
  • Fraud Detection in Financial Services169 companies · $877.1M raised · 13 hiring
  • Artificial Intelligence158 companies · $2.2B raised · 13 hiring
  • Native AI in Software Development151 companies · $2.2B raised · 12 hiring
  • Native AI in Cybersecurity151 companies · $2.2B raised · 12 hiring

Monetization

How Identity and Access Management companies make money

How many companies earn revenue each way. Plenty use more than one model, so the counts add up to more than the sector.

Subscription1,682
Fee-For-Service107
Commission on Transaction106
E-Commerce - Product60
E-Commerce - Service59
Advertising55
Physical Commerce45
Licensing10

Funding, M&A and the deals moving Identity and Access Management in the United States

Counts corporate events over the past two years, totaling 966, most frequently key‑person announcements (321) and earnings releases (208).

Leadership 321Earnings 208Funding 132M&A 92Product 61Announcement 58Contracts 37IPO 16Capital 9Buyback 8
  • FundingauthID is looking to raise $4 million less expenses in bridge loan financing for “working capital and general corporate purposes.”2026-05-01
  • M&AQuext acquires Geokey2026-05-01
  • FundingAuthZed has raised $12 million in Series A funding to expand its permissions management platform designed for modern applications. The round was led by General Catalyst, with participation from Work-Bench and Amplify Partners.2026-04-13
  • FundingLinx Security has now raised a total of $83M in total equity funding and is backed by Cyberstarts, Index Ventures, and Insight Partners.2026-04-06
  • FundingAlcatraz AI has now raised a total of $78.1M in total equity funding and is backed by Almaz Capital, BlackPeak Capital, Cogito Capital Partners, EBRD Venture Capital, and Ray Stata.2026-04-06
  • FundingSandbar, an interface company based in New York City, announced today it has raised $23M in a Series A funding round led by Adjacent and Kindred Ventures, bringing total funding to $36M.2026-04-03
  • M&AReston-based Fortune 500 government contractor announced Monday that it has completed its $2.4 billion acquisition of Illinois-based infrastructure design firm . Leidos acquired the firm from the New York private equity firm Kohlberg & Co.2026-03-30
  • FundingBlueFlag Security - $16.5M2026-03-30
  • M&AIdentity has acquired EPG, the Queensland-based major projects specialists, to establish its Australian presence.2026-03-27
  • M&AAppViewX, backed by Haveli Investment Management, has acquired Eos Cyber to strengthen capabilities in machine and nonhuman identity (NHI) security.2026-03-23

Mergers and acquisitions

Deals from the last 24 months where a Identity and Access Management company in the United States was the buyer or the one bought, newest first. “Undisclosed” means the price was never published — not that the deal was worth nothing.

AcquirerTargetDeal valueStatusDate
quextGeokeyundisclosedAnnounced2026-05-01
palo alto networksCyberArk$25B2026-04-24
leidosEntrust$2.4BCompleted2026-03-30
IdentityepgundisclosedCompleted2026-03-27
IdentityepgundisclosedAnnounced2026-03-27
AppViewXEos CyberundisclosedAnnounced2026-03-23

Who is listing, hiring leaders, launching and winning work

Details specific event types such as IPO filings, leadership changes, product launches and contract wins.

IPO pipeline
8 companies listed or filing · last 24 months
  • Rank One ComputingIPO · Nasdaq · ROC · 3 reportsJan 2026
  • ForgeRockIPO · NYSE · 1 reportJan 2026
  • ZoOmIPO · 1 reportDec 2025
  • SailPointIPO · NASDAQ · SAIL · 17 reportsSep 2025
  • DocuSignIPO · DOCU · 2 reportsJul 2025
  • EskerIPO · Paris Stock Exchange · 2 reportsMar 2025
  • CyberArkIPO · NASDAQ · CYBR · 2 reportsDec 2024
  • ID.meOFS · 1 reportOct 2024
Leadership moves
104 tracked people moves · last 12 months
  • JumioMark Lorion · Appointment → Chief Executive OfficerApr 2026
  • JumioMark · Appointment — was Chief Executive OfficerApr 2026
  • SaviyntTim Wedande · Appointment → Field Chief Technology Officer (CTO)Apr 2026
  • ProtegrityGreg Stout · Appointment → Vice President of AI engineeringApr 2026
  • ProtegrityArunima Sharma · Appointment → Product Manager, GenAIApr 2026
  • ProtegrityJessica Hammond · Appointment → Senior Director of Project Management, GenAIApr 2026
  • ImperiumJames Wileman · Appointment → Chief Operating OfficerApr 2026
  • Ping IdentityAntony Collins · Appointment → Regional Vice President for Channels and Alliances across Asia Pacific and JapanApr 2026
Product launches
tracked launches · last 12 months
  • Jumioselfie.DONE (Reusable digital identity platform)Apr 2026
  • IncogniaIncognia Device and Location IntelligenceApr 2026
  • StarComplianceautomated FINRA data push functionalityMar 2026
  • StarComplianceBroker-Dealer Registration solution (Compliance technology / Registration workflow)Mar 2026
  • OktaOkta for AI Agents (Identity & Access Management)Mar 2026
  • OktaAgent Discovery (Security)Mar 2026
  • EskerEsker Quote Request (Tail Spend Solution)Mar 2026
  • BritiveUnified PAM Platform (Privileged Access Management)Feb 2026
Contract wins
25 customer wins · last 24 months
Workforce actions
5 companies cutting roles · last 24 months
  • CyberArk~500 roles reported · merger overlapApr 2026
  • Okta~7% of workforce reported · cost reductionDec 2025
  • DocuSign~400 roles reportedDec 2025
  • ZoOm~1,300 roles reported · economic uncertaintyAug 2025
  • Kountscale undisclosedJan 2025
Regulatory & litigation
2 regulatory events · 3 tracked suits · 24 months
  • ZoOmapproved settlement — Delaware federal judgeSep 2025
  • Identivapproved for saleFeb 2025
  • new york state, New York Attorney General Letitia James v Early Warning Servicesfraud and security failures leading to consumer restitution · OngoingAug 2025
  • New York Attorney General Letitia James v Early Warning Servicesfailure to provide anti‑fraud safeguards leading to consumer fraud · FiledAug 2025
Earnings pulse
companies reporting results · last 24 months
18 companies reporting228 company-quarters trackedbeat 80miss 4in line 4

Half of these companies grew revenue faster than +13.0%, half slower.

Who is building Identity and Access Management in the United States

Profiles 1,146 founders and CEOs across 843 firms, noting Stanford (41) and Harvard (23) as top alma maters and Microsoft and Google as leading prior employers.

Founders and chief executives12 of 1,146, from the best-funded companies on this page
Sachin Nayyar
Chief Executive Officer
Sachin Nayyar

Saviynt, ex-Securonix, ex-Brinqa, California State University-Northridge, 1999

Blake Hall
Co-Founder & CEO
Blake Hall

AgentHero, Boomtown. Vanderbilt University BSc 2004, HBS MBA 2010

Johnny Ayers
Co-Founder & CEO
Johnny Ayers

Switch Hit Ventures, ex-Pager, ex-Endeavor Up, Boston College - Wallace E. Carroll Graduate School of Management, 2009

Tom Gonser
Founder
Tom Gonser

Metricstory, ex-Prime Trust, ex-Liveoak Technologies, University of Washington, 1985

Rakesh Loonkar
President & Co-Founder
Rakesh Loonkar

Picture Capital, Apiiro, ex-Netscreen Technologies, Hewlett Packard Enterprise. Rensselaer Polytechnic Institute BE 1993

Jackie Gilbert
Founder and Advisory Consultant (retired)
Jackie Gilbert

Sailpoint Technologies, ex-Wavesetsun Microsystems, ex-Journee Software, Rice University

Rajat Bhargava
Co-Founder & CEO
Rajat Bhargava

The Startup Playbook

Guy Teverovsky
Co-Founder & CTO
Guy Teverovsky

Ex-Microsoft, SmartX, Team Computers, Hewlett-Packard Laboratories. Technion - Israel Institute of Technology BE 2002

Nuno Sebastiao
Co-Founder & CEO
Nuno Sebastiao

Senior Advisor - Armilar · CEO FeedZai, PruVen Capital, Neuraspace · ex-Founder & CEO Oristeba · Coimbra University 2001, LBS MBA 2009

Eugenio Pace
Co-Founder
Eugenio Pace

Ex- Microsoft, Glacia. Technological Institute of Buenos Aires1992, MTech 1999

Richard Jefferson
Co-Founder | EVP | BOD
Richard Jefferson

Quavo Fraud And Disputes, ex-Quavo, ex-Pegasystems, University of Vermont, 1979

Rodger Desai
Co-Founder & CEO
Rodger Desai

CEO Prove, ex-Grameen Bank, Exxon Mobil. Rensselaer Polytechnic Institute BS, Harvard Business School MBA 2003

Where the founders studied
alma mater on record for 200 of 1,146 founders
Stanford University41
Harvard University23
University of California (Berkeley)12
University of Pennsylvania11
Massachusetts Institute of Technology10
Cornell University10
Harvard Business School10
Tel Aviv University9
Where they worked before
a previous employer on record for 63 of 1,146 founders
Microsoft13
Google13
Paypal7
Cisco5
Goldman Sachs5
Amazon5
Facebook4
McKinsey3
Founders flagged as repeat founders
of 1,023 founders with a profile on this page
16
carry a repeat-founder flag
  • flagged as repeat founders16
  • no repeat-founder flag1,007
Women and men among the founders
first names matched for 1,047 of 1,146 founders
8%
of matched founders are women
  • women87
  • men960
Inferred from first names, using 119 million people who state their own gender: a first name counts only where at least 20 of them share it and at least 90% of those share the same gender. The other 99 founders go in neither column.
Radar

Look up the people behind Identity and Access Management companies in the United States

Search founders, executives and operators by company, role and location.

Who funds Identity and Access Management in the United States

Summarizes 1,005 funding rounds since 2016 from 1,178 investors, with an average round size of $3.9 million.

Investor · most active investors since 2016RoundsLedLatest
Y Combinator4422Oct 2025
Accel2010Mar 2026
Bessemer Venture Partners165Jan 2024
Techstars135Jan 2024
Ten Eleven Ventures125Jan 2026
Index Ventures124Mar 2026
Sequoia Capital105Mar 2026
Sorenson Capital103May 2024
Insight Partners97Mar 2026
Kleiner Perkins95May 2022
Stage mix · rounds since 2016
Seed & Angel403
Series A–B363
Series C+ / PE101
Grants, debt & other138

The typical round is $3.9M — half were bigger, half smaller.

The biggest Identity and Access Management funding rounds in the United States

Highlights the largest disclosed round—Saviynt’s $700 million Series B—and lists ten other major recent rounds.

CompanyRoundSizeWhenBackers
SaviyntSeries Bmega-round$700MDec 2025KKR, Sixth Street, Ten Eleven Ventures +1 more
Transmit SecuritySeries Amega-round$543MJun 2021Insight Partners, General Atlantic, Cyberstarts +6 more
SocureSeries Emega-round$450MNov 2021Bain Capital Ventures, Accel, T. Rowe Price +4 more
CloakedSeries Bmega-round$375MFeb 2026General Catalyst, Liberty City Ventures, Lux Capital +7 more
ID.meSeries Emega-round$340MSep 2025Ribbit Capital, Ares Capital Corporation, Moonshots Capital +1 more
DocuSignSeries F$233.1MApr 2015Generation Investment Management, Bain Capital Ventures, Brookside Capital +13 more
JumpCloudSeries F$225MSep 2021Sapphire Ventures, BlackRock, Blue Owl +13 more
IncodeSeries B$220MDec 2021General Atlantic, SoftBank Group, J P Morgan +8 more
AuraSeries F$205MOct 2021Madrona, Ten Eleven Ventures, General Catalyst +3 more
FeedzaiSeries D$200MMar 2021KKR, Sapphire Ventures, Citi
Venture round sizes · 2023–2025
<$1M27
$1–10M67
$10–50M49
$50–250M10
>$250M2

155 venture rounds with a disclosed amount in the window.

Fresh cheques · last 6 months

What the news says about Identity and Access Management in the United States

Counts 2,572,958 news articles in the last year, with coverage focused on administrative divisions, geopolitical issues and international relations.

News volume
Identity and Access Management coverage across United States · articles per quarter
2021Q2: 550,8092021Q3: 584,1772021Q4: 541,3442022Q1: 598,4492022Q2: 591,2572022Q3: 597,6102022Q4: 661,8152023Q1: 699,0772023Q2: 698,4882023Q3: 626,3762023Q4: 595,2572024Q1: 626,1902024Q2: 608,8292024Q3: 603,7572024Q4: 631,1162025Q1: 958,1462025Q2: 649,2772025Q3: 1,413,7442025Q4: 363,3832026Q1: 520,2242026Q2: 275,607
2021Q22026Q2
peak 1,413,744 in 2025Q3 · 2,572,958 articles in the last 12 tracked months
Tone of coverage
share of articles by dominant sentiment (positive / neutral / negative)
202120232025
Positive-tone share moved 27% → 29%, negative 21% → 28% across 2021–2025.

What the coverage is about

The subjects that dominate Identity and Access Management news in United States. The arrow shows whether each one is being written about more or less than a year ago.

  • Administrative and political subdivisions4,311,004▲+17%
  • Geopolitical disputes and contested areas319,444▲+30%
  • International and transnational geographic entities319,282▲+30%
  • International political relations198,418→+4%
  • Security and defense policies139,914▲+20%
  • Cryptocurrency impact on forex markets93,039→+7%
  • International relations and diplomacy90,666→-8%
  • Geographic naming conventions and etymology81,431▲+384%
  • Trade policies and agreements78,724▼-28%
  • Human rights advocacy reports71,840▼-25%
Most-covered companies · last 12 months

153 Identity and Access Management companies here were named in the news over this period.

Prism

Watch Identity and Access Management coverage in United States as it happens

Prism follows these subjects story by story — which companies are named, what is said about them and how the tone moves.

Momentum

The words getting louder — and quieter

Which terms are showing up in more stories than a year ago, and which are fading. The percentage is the change in how many articles mention them.

investment deal+187%private equity+266%stablecoin fx impact+45%etf trading+94%share price+81%countries+100%etfs+91%sector etfs+88%etf structures+98%stock surge+85%
tariff negotiations-41%free trade deals-38%floodplain management-49%severe weather warning-71%flood control measures-54%

The pressures the press keeps returning to

Three recurring angles in United States Identity and Access Management coverage, and whether each is getting more attention year on year (through 2025).

Regulatory Risk ▲ rising
2,171,450 articles touch this dimension · 41.2% critical tone
20212025
signals: territories, disputed islands, stock performance
Funding Momentum ▲ rising
396,505 articles touch this dimension · 41.7% critical tone
20212025
signals: investment deal, floodplain management, flood resilience
Growth ▲ rising
564,360 articles touch this dimension · 36.2% critical tone
20212025
signals: earnings report, stock performance, quarterly results

Identity and Access Management jobs in the United States: who is hiring and what they ask for

Reports 3,253 job postings from 195 employers in 12 months, emphasizing skills like TypeScript, React, Python and a median salary of $140 k.

3,253postings · last 12 months
4,631postings tracked overall
195employers advertising
$140kmedian advertised salary/yr (n=292)

Demand

The Skills Employers Ask For

What Identity and Access Management employers in the United States put in their job ads. The bar is how many postings ask for it; the arrow shows whether demand grew or shrank against the year before.

  • typescript115
  • react112
  • python99
  • aws99
  • kubernetes87
  • sql81
  • go68
  • javascript65
  • salesforce63
  • gcp60
What level are these roles?
Entry37
Intern29
Senior543
Lead207
Manager958
What they pay, by level
  • Manager$136k/yr (n=82)
  • Senior$128k/yr (n=46)
Most advertised titles
  • Electrical Apprentice/Low Voltage Apprentice49
  • Electrician36
  • Engineering Manager29
  • Sales Executive24
  • Cdi Query Writer22
  • Virtual Design And Construction Detailer22

What Identity and Access Management research in the United States is working on

Shows 5,187 U.S. academic papers, of which 3,625 identify opportunities, 878 outline common problems, and 143 issue cautions.

How this field talks about itself
United States-affiliated Identity and Access Management papers (gold) against all published research (grey)
Breakthrough44.1% · 26.4%1.7×
Promising25.8% · 37.1%0.7×
Problem-identifying16.5% · 9.9%1.7×
Descriptive8.1% · 17.5%0.5×
Cautionary2.8% · 4.5%0.6×
Comparative2.3% · 3.7%0.6×

United States-affiliated Identity and Access Management literature runs 1.7× more “breakthrough” than science at large (44.1% vs 26.4% baseline).

How the work is done
Methods-led71.9%
Empirical11.7%
Position pieces8.0%
Reviews6.8%
Theoretical1.5%
How the research reads

87% positive · 3% neutral · 9% negative, across 5,187 papers.

The institutions doing the work · United States
  • Purdue University West Lafayette5k
  • The University of Texas at San Antonio5k
  • Illinois Institute of Technology5k
  • Temple University4k
  • Worcester Polytechnic Institute3k
  • Massachusetts Institute of Technology3k

ranked by how often their work is cited

Leading researchers · United States-affiliated work

Kui Ren · Wenjing Lou · Elisa Bertino · Shucheng Yu · Alex Pentland · Guy Zyskind · Oz Nathan · Cong Wang

The most-cited breakthroughs
  • Decentralizing Privacy: Using Blockchain to Protect Personal Data · 2k cites
  • Achieving Secure, Scalable, and Fine-grained Data Access Control in Cloud Computing · 2k cites
  • MeDShare: Trust-Less Medical Data Sharing Among Cloud Service Providers via Blockchain · 1k cites
  • Cross-Layer Based Opportunistic MAC Protocols for QoS Provisionings Over Cognitive Radio Wireless Networks · 747 cites
  • Attribute based data sharing with attribute revocation · 631 cites
Common problems researchers identify783 papers · 7 recurring themes
Fundamental Access Control Issues — Common problems researchers identify
Problems · theme 01
Fundamental Access Control Issues
187 papers · 23.9% of this block
2022: 10 of every 10,000 papers on this subject2023: 11 of every 10,000 papers on this subject2024: 8 of every 10,000 papers on this subject2025: 12 of every 10,000 papers on this subject2022: 10 of every 10,000 papers on this subject2023: 11 of every 10,000 papers on this subject2024: 8 of every 10,000 papers on this subject2025: 12 of every 10,000 papers on this subject▲ +17% share2022→2025 share of research on this subject
Researchers highlight gaps in designing and enforcing robust access control mechanisms for databases and systems.
Access control · Role-based access control · Computer security · Computer access control
“Access Control for Databases: Concepts and Systems”
187 of these papers raise it as a problem
Authentication and Transparency Challenges — Common problems researchers identify
Problems · theme 02
Authentication and Transparency Challenges
177 papers · 22.6% of this block
2022: 254 of every 10,000 papers on this subject2023: 235 of every 10,000 papers on this subject2024: 140 of every 10,000 papers on this subject2025: 303 of every 10,000 papers on this subject2022: 254 of every 10,000 papers on this subject2023: 235 of every 10,000 papers on this subject2024: 140 of every 10,000 papers on this subject2025: 303 of every 10,000 papers on this subject▲ +19% share2022→2025 share of research on this subject
Papers discuss weaknesses in biometric authentication, big‑data privacy, and the need for clearer security transparency.
Computer security · Authentication · Transparency · Software deployment
“Secure Biometrics: Concepts, Authentication Architectures, and Challenges”
177 of these papers raise it as a problem
Digital Identity Vulnerabilities — Common problems researchers identify
Problems · theme 03
Digital Identity Vulnerabilities
138 papers · 17.6% of this block
2022: 20 of every 10,000 papers on this subject2023: 23 of every 10,000 papers on this subject2024: 20 of every 10,000 papers on this subject2025: 33 of every 10,000 papers on this subject2022: 20 of every 10,000 papers on this subject2023: 23 of every 10,000 papers on this subject2024: 20 of every 10,000 papers on this subject2025: 33 of every 10,000 papers on this subject▲ +60% share2022→2025 share of research on this subject
Works point to risks of identity theft and shortcomings in current identity management frameworks.
Identity · Digital identity · Identity management · Identity theft
“Identity Management Systems”
138 of these papers raise it as a problem
Physical and Inclusive Access Gaps — Common problems researchers identify
Problems · theme 04
Physical and Inclusive Access Gaps
85 papers · 10.9% of this block
2022: 191 of every 10,000 papers on this subject2023: 198 of every 10,000 papers on this subject2024: 181 of every 10,000 papers on this subject2025: 209 of every 10,000 papers on this subject2022: 191 of every 10,000 papers on this subject2023: 198 of every 10,000 papers on this subject2024: 181 of every 10,000 papers on this subject2025: 209 of every 10,000 papers on this subject▲ +9% share2022→2025 share of research on this subject
Studies expose barriers to physical access in healthcare and education, emphasizing universal design shortcomings.
Physical access · Health care · Universal design · Public access
“Technology for people, not disabilities: ensuring access and inclusion”
85 of these papers raise it as a problem
Cloud Access Control Weaknesses — Common problems researchers identify
Problems · theme 05
Cloud Access Control Weaknesses
74 papers · 9.5% of this block
2022: 1,935 of every 10,000 papers on this subject2023: 1,903 of every 10,000 papers on this subject2024: 1,626 of every 10,000 papers on this subject2025: 2,030 of every 10,000 papers on this subject2022: 1,935 of every 10,000 papers on this subject2023: 1,903 of every 10,000 papers on this subject2024: 1,626 of every 10,000 papers on this subject2025: 2,030 of every 10,000 papers on this subject▲ +5% share2022→2025 share of research on this subject
Authors flag security and risk assessment problems specific to cloud‑based access control.
Cloud computing · Cloud computing security · Computer security · Access control
“Security and Risk Assessment in the Cloud”
74 of these papers raise it as a problem
IoT Authentication Shortfalls — Common problems researchers identify
Problems · theme 06
IoT Authentication Shortfalls
65 papers · 8.3% of this block
2022: 1,670 of every 10,000 papers on this subject2023: 1,738 of every 10,000 papers on this subject2024: 1,924 of every 10,000 papers on this subject2025: 1,880 of every 10,000 papers on this subject2022: 1,670 of every 10,000 papers on this subject2023: 1,738 of every 10,000 papers on this subject2024: 1,924 of every 10,000 papers on this subject2025: 1,880 of every 10,000 papers on this subject▲ +13% share2022→2025 share of research on this subject
Research identifies fragile authentication and access control practices within Internet‑of‑Things environments.
Internet of Things · Computer security · Access control · Authentication
“Authentication and Access Control in the Internet of Things”
65 of these papers raise it as a problem
Network MAC Protocol Limitations — Common problems researchers identify
Problems · theme 07
Network MAC Protocol Limitations
57 papers · 7.3% of this block
2022: 2,945 of every 10,000 papers on this subject2023: 2,764 of every 10,000 papers on this subject2024: 1,864 of every 10,000 papers on this subject2025: 1,560 of every 10,000 papers on this subject2022: 2,945 of every 10,000 papers on this subject2023: 2,764 of every 10,000 papers on this subject2024: 1,864 of every 10,000 papers on this subject2025: 1,560 of every 10,000 papers on this subject▼ -47% share2022→2025 share of research on this subject
Papers critique medium‑access‑control protocols for vehicular and wireless networks, noting throughput and reliability issues.
Computer network · Cognitive radio · Wireless · Throughput
“Survey of media access control protocols for vehicular <i>ad hoc</i> networks”
57 of these papers raise it as a problem
Cautions124 papers · 4 recurring themes
Cloud Privacy and Evasion Risks — Cautions
Cautions · theme 01
Cloud Privacy and Evasion Risks
41 papers · 33.1% of this block
2022: 1,902 of every 10,000 papers on this subject2023: 1,870 of every 10,000 papers on this subject2024: 1,604 of every 10,000 papers on this subject2025: 2,005 of every 10,000 papers on this subject2022: 1,902 of every 10,000 papers on this subject2023: 1,870 of every 10,000 papers on this subject2024: 1,604 of every 10,000 papers on this subject2025: 2,005 of every 10,000 papers on this subject▲ +5% share2022→2025 share of research on this subject
Works urge caution about privacy leakage and policy evasion when outsourcing security controls to the cloud.
Computer security · Cloud computing · Security controls · Evasion
“A Scanner Darkly: Protecting User Privacy from Perceptual Applications”
41 of these papers raise it as a problem
Network Throughput and Misbehavior — Cautions
Cautions · theme 02
Network Throughput and Misbehavior
33 papers · 26.6% of this block
2022: 2,102 of every 10,000 papers on this subject2023: 1,947 of every 10,000 papers on this subject2024: 1,259 of every 10,000 papers on this subject2025: 700 of every 10,000 papers on this subject2022: 2,102 of every 10,000 papers on this subject2023: 1,947 of every 10,000 papers on this subject2024: 1,259 of every 10,000 papers on this subject2025: 700 of every 10,000 papers on this subject▼ -67% share2022→2025 share of research on this subject
Studies caution that QoS and MAC layer misbehaviors can weaken network performance and security.
Computer network · Throughput · Network packet · Access control
“Quality of service assessment of opportunistic spectrum access: a medium access control approach”
33 of these papers raise it as a problem
RBAC Role Mining Concerns — Cautions
Cautions · theme 03
RBAC Role Mining Concerns
27 papers · 21.8% of this block
2022: 8 of every 10,000 papers on this subject2023: 9 of every 10,000 papers on this subject2024: 7 of every 10,000 papers on this subject2025: 10 of every 10,000 papers on this subject2022: 8 of every 10,000 papers on this subject2023: 9 of every 10,000 papers on this subject2024: 7 of every 10,000 papers on this subject2025: 10 of every 10,000 papers on this subject▲ +19% share2022→2025 share of research on this subject
Researchers warn of complexity and privilege escalation risks when mining and managing role‑based access controls.
Access control · Role-based access control · Computer security · Privilege
“Algorithms for mining meaningful roles”
27 of these papers raise it as a problem
Blockchain Identity Security Doubts — Cautions
Cautions · theme 04
Blockchain Identity Security Doubts
23 papers · 18.5% of this block
2022: 20 of every 10,000 papers on this subject2023: 23 of every 10,000 papers on this subject2024: 20 of every 10,000 papers on this subject2025: 33 of every 10,000 papers on this subject2022: 20 of every 10,000 papers on this subject2023: 23 of every 10,000 papers on this subject2024: 20 of every 10,000 papers on this subject2025: 33 of every 10,000 papers on this subject▲ +60% share2022→2025 share of research on this subject
Papers caution that blockchain‑based digital identity solutions may still face security and governance challenges.
Identity · Identity management · Digital identity · Blockchain
“A global digital identity for all: the next evolution”
23 of these papers raise it as a problem
Opportunities3,331 papers · 7 recurring themes
Advanced Authorization Policy Design — Opportunities
Opportunities · theme 01
Advanced Authorization Policy Design
866 papers · 26.0% of this block
2022: 126 of every 10,000 papers on this subject2023: 127 of every 10,000 papers on this subject2024: 132 of every 10,000 papers on this subject2025: 141 of every 10,000 papers on this subject2022: 126 of every 10,000 papers on this subject2023: 127 of every 10,000 papers on this subject2024: 132 of every 10,000 papers on this subject2025: 141 of every 10,000 papers on this subject▲ +12% share2022→2025 share of research on this subject
Opportunities focus on creating strong, usable access control policies and measuring their permissiveness.
Access control · Computer security · Authorization · Security policy
“Toward strong, usable access control for shared distributed data”
Secure Controller and Encryption Frameworks — Opportunities
Opportunities · theme 02
Secure Controller and Encryption Frameworks
786 papers · 23.6% of this block
2022: 946 of every 10,000 papers on this subject2023: 950 of every 10,000 papers on this subject2024: 640 of every 10,000 papers on this subject2025: 940 of every 10,000 papers on this subject2022: 946 of every 10,000 papers on this subject2023: 950 of every 10,000 papers on this subject2024: 640 of every 10,000 papers on this subject2025: 940 of every 10,000 papers on this subject→ -1% share2022→2025 share of research on this subject
Research explores secure controller platforms and efficient, accountable encryption for networked applications.
Computer security · Access control · Encryption · Software deployment
“Towards a secure controller platform for openflow applications”
Next‑Gen MAC Protocols — Opportunities
Opportunities · theme 03
Next‑Gen MAC Protocols
459 papers · 13.8% of this block
2022: 2,077 of every 10,000 papers on this subject2023: 1,924 of every 10,000 papers on this subject2024: 1,243 of every 10,000 papers on this subject2025: 626 of every 10,000 papers on this subject2022: 2,077 of every 10,000 papers on this subject2023: 1,924 of every 10,000 papers on this subject2024: 1,243 of every 10,000 papers on this subject2025: 626 of every 10,000 papers on this subject▼ -70% share2022→2025 share of research on this subject
Works propose adaptive medium‑access‑control schemes to boost throughput in cognitive radio and ad‑hoc networks.
Computer network · Throughput · Channel · Cognitive radio
“<i>e</i>MAC—A Medium-Access Control Protocol for the Next-Generation Ad Hoc Networks”
Fine‑Grained Cloud Data Access — Opportunities
Opportunities · theme 04
Fine‑Grained Cloud Data Access
448 papers · 13.4% of this block
2022: 2,520 of every 10,000 papers on this subject2023: 2,510 of every 10,000 papers on this subject2024: 2,075 of every 10,000 papers on this subject2025: 2,606 of every 10,000 papers on this subject2022: 2,520 of every 10,000 papers on this subject2023: 2,510 of every 10,000 papers on this subject2024: 2,075 of every 10,000 papers on this subject2025: 2,606 of every 10,000 papers on this subject▲ +3% share2022→2025 share of research on this subject
Studies develop scalable encryption and policy mechanisms for precise data sharing in cloud environments.
Cloud computing · Encryption · Access control · Cloud computing security
“Achieving Secure, Scalable, and Fine-grained Data Access Control in Cloud Computing”
Future Identity Management Solutions — Opportunities
Opportunities · theme 05
Future Identity Management Solutions
309 papers · 9.3% of this block
2022: 23 of every 10,000 papers on this subject2023: 24 of every 10,000 papers on this subject2024: 20 of every 10,000 papers on this subject2025: 30 of every 10,000 papers on this subject2022: 23 of every 10,000 papers on this subject2023: 24 of every 10,000 papers on this subject2024: 20 of every 10,000 papers on this subject2025: 30 of every 10,000 papers on this subject▲ +33% share2022→2025 share of research on this subject
Papers highlight emerging methods for privacy‑compliant digital identity authentication and management.
Identity · Identity management · Authentication · Digital identity
“Privacy policies compliance across digital identity management systems”
Role‑Based Access Optimization — Opportunities
Opportunities · theme 06
Role‑Based Access Optimization
246 papers · 7.4% of this block
2022: 136 of every 10,000 papers on this subject2023: 138 of every 10,000 papers on this subject2024: 138 of every 10,000 papers on this subject2025: 144 of every 10,000 papers on this subject2022: 136 of every 10,000 papers on this subject2023: 138 of every 10,000 papers on this subject2024: 138 of every 10,000 papers on this subject2025: 144 of every 10,000 papers on this subject▲ +6% share2022→2025 share of research on this subject
Research advances status‑based and permission‑centric techniques to streamline role‑based access control.
Role-based access control · Access control · Permission · Authorization
“Status-Based Access Control”
Blockchain for Secure Access Control — Opportunities
Opportunities · theme 07
Blockchain for Secure Access Control
217 papers · 6.5% of this block
2022: 818 of every 10,000 papers on this subject2023: 891 of every 10,000 papers on this subject2024: 926 of every 10,000 papers on this subject2025: 978 of every 10,000 papers on this subject2022: 818 of every 10,000 papers on this subject2023: 891 of every 10,000 papers on this subject2024: 926 of every 10,000 papers on this subject2025: 978 of every 10,000 papers on this subject▲ +20% share2022→2025 share of research on this subject
Works explore blockchain and smart‑contract approaches to protect data sharing and enforce access policies.
Blockchain · Computer security · Smart contract · Access control
“Fortified-Chain: A Blockchain-Based Framework for Security and Privacy-Assured Internet of Medical Things With Effective Access Control”

Which of these themes are growing fastest

Tracks how the share of research themes has shifted globally between 2022 and 2025.

Problems
how much more (or less) of the world’s research on this subject each theme took up, 2022→2025
gaining sharelosing share
Digital Identity Vulnerabilities▲+60%
Authentication and Transparency Challenges▲+19%
Fundamental Access Control Issues▲+17%
IoT Authentication Shortfalls▲+13%
Physical and Inclusive Access Gaps▲+9%
Cloud Access Control Weaknesses▲+5%
Network MAC Protocol Limitations▼-47%
Cautions
how much more (or less) of the world’s research on this subject each theme took up, 2022→2025
gaining sharelosing share
Blockchain Identity Security Doubts▲+60%
RBAC Role Mining Concerns▲+19%
Cloud Privacy and Evasion Risks▲+5%
Network Throughput and Misbehavior▼-67%
Opportunities
how much more (or less) of the world’s research on this subject each theme took up, 2022→2025
gaining sharelosing share
Future Identity Management Solutions▲+33%
Blockchain for Secure Access Control▲+20%
Advanced Authorization Policy Design▲+12%
Role‑Based Access Optimization▲+6%
Fine‑Grained Cloud Data Access▲+3%
Secure Controller and Encryption Frameworks▼-1%
Next‑Gen MAC Protocols▼-70%
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About this data: built from Fliar's company, founder, funding, hiring, jobs, news and research trackers, covering the United States. Counts are of companies we track, not of every company that exists. Updated August 2026.
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