Radar · Cybersecurity in San Francisco
Best Cybersecurity Companies in San Francisco, United States
The 576 best Cybersecurity companies in San Francisco, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Armis.
By Rohit KhannaTrends & Stories
576companies tracked
$11.4Bdisclosed funding
13unicorns
313have raised
FLIAR INTELLIGENCE · CYBERSECURITY × SAN FRANCISCO
Our analysis of 71 Cybersecurity companies
$12.5b in tracked funding; 100% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
71companies analysed
100%cloud-native stacks
2025funding peak (by rounds)
17unicorns
2020median founding year
882kcombined LinkedIn audience
39%of audience held by top 3
3companies hiring publicly (12 mo)
Ranked: Best Cybersecurity companies in San Francisco
| # | Company | Disclosed funding | Last round | Stage | Employees | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|
| 1 | Armis 🦄 Provider of a wireless security platform for IoT applications 74Funding top 15%Tech top 21%Product top 26%Growth top 34% All 11 signals ▾Fundingtop 15% Techtop 21% Producttop 26% Growthtop 34% Talenttop 35% Markettop 36% Moattop 39% Newstop 47% Globalbottom 47% Innovationbottom 39% Patentsbottom 31% Funding: Raised $800M across 7 rounds · 7 rounds over 9 yrs (0.8/yr) Tech: 61 technologies across 5/8 capability areas · Cloud: Amazon S3, Amazon Ses rank vs industry peers · Fliar Intelligence Index 74/100 | $800M | 7 mo ago | Acquired | 500 | WordPressApple iCloud MailMySQL+37 | 2 patents Cybersecurity threat mitigation and wireless device vulnerability detection | 4 launchs |
| 2 | Abnormal Security 🦄 Cloud-based email security solution | $557M | 22 mo ago | Series D | 90 | SentryJavaOkta+6 | 88 patents Behavioral analytics for detecting email and account compromise across digital services | — |
| 3 | Corelight Provider of criminal intelligence andd analytics platform for public safety | $310M | 25 mo ago | Series E | 306 | HubSpot CMS HubApple iCloud MailGoogle Workspace+30 | 17 patents SSH session authentication and keystroke analysis for network traffic classification | 1 launch |
| 4 | Nozomi Networks Cloud based network monitoring and threat detection solutions for ICS | $266M | 27 mo ago | Acquired | 76 | Webflow EcommerceWebflowApple iCloud Mail+24 | — | — |
| 5 | Persona 🦄 Provider of a cloud based identity verification solutions 80Growth top 17%Tech top 18%Funding top 21%Moat top 26% All 10 signals ▾Growthtop 17% Techtop 18% Fundingtop 21% Moattop 26% Producttop 30% Talenttop 38% Markettop 42% Globalbottom 37% Customersbottom 25% Newsbottom 24% Growth: Headcount 16 → 36 (+125%) across vintages · Web rank 100,000 → 50,000 YoY Tech: 80 technologies across 6/8 capability areas · Cloud: Cloudflare, Google Cloud rank vs industry peers · Fliar Intelligence Index 80/100 | $218M | 13 mo ago | Series D | 36 | ContentfulSentryAtlassian Statuspage+35 | — | 1 internship · 1 launch · 1 partnership |
| 6 | Bugcrowd 🦄 Provider of crowdsourced security platform offering vulnerability disclosure and penetration testing | $184M | 19 mo ago | Series E | 131 | WordPressApple iCloud MailGoogle Workspace+44 | 15 patents AI-driven vulnerability prediction and crowdsourced bug de‑duplication for software security. | 1 job opening |
| 7 | Sift 🦄 Provider of an AI-powered platform for fraud detection and prevention 67Funding top 20%Product top 21%Moat top 32%Tech top 38% All 11 signals ▾Fundingtop 20% Producttop 21% Moattop 32% Techtop 38% Talenttop 38% Markettop 41% AItop 45% Growthtop 47% Innovationbottom 49% Globalbottom 39% Patentsbottom 36% Funding: Raised $161M across 9 rounds · 9 rounds over 28 yrs (0.3/yr) Product: 4 distinct product lines · Company stage: Series D rank vs industry peers · Fliar Intelligence Index 67/100 | $161M | 8 mo ago | Series D | 167 167 → 269 (+61%) | WordPressMySQLMariaDB+35 | 4 patents Real-time fraud detection and risk scoring using predictive analytics and network security | — |
| 8 | TRM Labs 🦄 Provider of blockchain intelligence for detecting crypto-facilitated crime and compliance 64Funding top 18%News top 19%Moat top 26%Growth top 29% All 9 signals ▾Fundingtop 18% Newstop 19% Moattop 26% Growthtop 29% Techtop 31% Talenttop 43% Producttop 45% Marketbottom 40% Globalbottom 39% Funding: Raised $150M across 6 rounds · 6 rounds over 7 yrs (0.9/yr) News: 6 BI events in 12 mo (of 35 tracked, 6 types) · 4 high-value events (IPO/M&A/funding/contracts) in 12 mo rank vs industry peers · Fliar Intelligence Index 64/100 | $150M | 4 mo ago | Series C | 11 | WebflowMemberStackApple iCloud Mail+28 | — | 1 launch |
| 9 | DepthFirst Provider of an AI-native application security platform for software systems 57Funding top 17%Talent top 28%AI top 45%Global bottom 48% All 6 signals ▾Fundingtop 17% Talenttop 28% AItop 45% Globalbottom 48% Techbottom 45% Marketbottom 37% Funding: Raised $120M across 2 rounds · 2 rounds over 1 yrs (2.0/yr) Talent: 3 named leaders on record · 3 C-suite/founder profiles curated rank vs industry peers · Fliar Intelligence Index 57/100 | $120M | 2 mo ago | Series B | — | GSAPAstroVercel+16 | — | 1 launch · 1 partnership · 1 award |
| 10 | Traceable Security Cloud based API security solution | $110M | 25 mo ago | Series B | 98 98 → 62 (-37%) | WebflowSentryAtlassian Statuspage+26 | — | — |
| 11 | CyberCube Cloud based cyber risk analytics and insurance underwriting solutions for the insurance industry 67Funding top 21%News top 28%Growth top 31%Product top 31% All 10 signals ▾Fundingtop 21% Newstop 28% Growthtop 31% Producttop 31% Moattop 31% Talenttop 31% Innovationtop 41% Techtop 44% Marketbottom 48% Globalbottom 32% Funding: Raised $100M across 4 rounds · 4 rounds over 8 yrs (0.5/yr) News: 11 BI events in 12 mo (of 38 tracked, 6 types) · +450% YoY rank vs industry peers · Fliar Intelligence Index 67/100 | $100M | 8 mo ago | Series D | 76 76 → 117 (+54%) | HubSpot CMS HubApple iCloud MailGoogle Workspace+33 | — | 1 partnership · 1 award |
| 12 | Semgrep Platform offering code analysis and review solutions | $93M | 16 mo ago | Series D | 146 | SalesforceBootstrapAtlassian Statuspage+24 | — | 2 launchs |
| 13 | Transcend Developer of software for managing customer data privacy and permissions | $90M | 24 mo ago | Series B | 12 | SanityTurbopackSentry+35 | 2 patents AI model deployment policy enforcement and governance | 2 launchs · 1 award |
| 14 | Fable Security Provider of platform to assess and shape employee security behavior 40Funding top 18%Talent top 38%Tech bottom 48%Global bottom 36% All 5 signals ▾Fundingtop 18% Talenttop 38% Techbottom 48% Globalbottom 36% Marketbottom 35% Funding: Raised $86.3M across 4 rounds · 4 rounds over 2 yrs (2.0/yr) Talent: 2 named leaders on record · 2 C-suite/founder profiles curated rank vs industry peers · Fliar Intelligence Index 40/100 | $86M | 10 mo ago | Series B | — | TurbopackEmotionSentry+11 | — | — |
| 15 | Horizon Three AI Cloud based pentesting platform 55Funding top 18%Tech top 29%Moat top 39%Product top 41% All 10 signals ▾Fundingtop 18% Techtop 29% Moattop 39% Producttop 41% Partnerstop 45% Markettop 50% Talentbottom 48% Growthbottom 47% Globalbottom 37% Newsbottom 31% Funding: Raised $83.5M across 6 rounds · 6 rounds over 6 yrs (1.0/yr) Tech: 48 technologies across 5/8 capability areas · Cloud: Amazon S3, Amazon Web Services rank vs industry peers · Fliar Intelligence Index 55/100 | $83M | 5 mo ago | Series D | 102 | WordPressApple iCloud MailMySQL+34 | — | 1 partnership · 1 expansion |
| 16 | Eclypsium Provider of supply chain security platform for IT infrastructure components 55News top 19%Funding top 21%Growth top 25%Product top 25% All 11 signals ▾Newstop 19% Fundingtop 21% Growthtop 25% Producttop 25% Talenttop 38% Moattop 41% Innovationtop 49% Patentsbottom 47% Techbottom 46% Globalbottom 39% Marketbottom 35% News: 8 BI events in 12 mo (of 18 tracked, 3 types) · +167% YoY Funding: Raised $81.8M across 6 rounds · 6 rounds over 9 yrs (0.7/yr) rank vs industry peers · Fliar Intelligence Index 55/100 | $82M | 3 mo ago | Series C | 25 | WordPressMySQLPHP+21 | 3 patents Hardware/firmware security monitoring and integrity verification for computing devices | 1 launch |
| 17 | Clerk Authentication and user management platform 62Funding top 19%Moat top 22%Growth top 35%Tech top 35% All 8 signals ▾Fundingtop 19% Moattop 22% Growthtop 35% Techtop 35% Talenttop 38% Globalbottom 43% Marketbottom 41% Newsbottom 22% Funding: Raised $80.2M across 7 rounds · 7 rounds over 4 yrs (1.8/yr) Moat: Editorial + unicorn rating 8/10 · Soonicorn rank vs industry peers · Fliar Intelligence Index 62/100 | $80M | 12 mo ago | Series C | 26 | TurbopackSentryNode.js+23 | — | 1 launch |
| 18 | Upwind 🦄 Provider of cloud security solutions for infrastructure and application protection 57Funding top 21%Moat top 26%News top 34%Tech top 36% All 9 signals ▾Fundingtop 21% Moattop 26% Newstop 34% Techtop 36% Growthtop 40% Partnerstop 45% Talenttop 45% Marketbottom 43% Globalbottom 36% Funding: Raised $80.0M across 4 rounds · 4 rounds over 4 yrs (1.0/yr) Moat: Editorial + unicorn rating 8/10 · Unicorn rank vs industry peers · Fliar Intelligence Index 57/100 | $80M | 4 mo ago | Series B | 19 | WordPressApple iCloud MailGoogle Workspace+37 | — | 2 launchs |
| 19 | Cogent Provider of AI-powered platform for vulnerability management and risk mitigation 50Funding top 27%AI top 28%Talent top 28%Patents bottom 49% All 8 signals ▾Fundingtop 27% AItop 28% Talenttop 28% Patentsbottom 49% Innovationbottom 47% Techbottom 46% Globalbottom 45% Marketbottom 31% Funding: Raised $42.0M across 1 rounds · 1 rounds over 1 yrs (1.0/yr) AI: Holds AI/ML patents (G06N-family CPC) · Product described with: ai-powered rank vs industry peers · Fliar Intelligence Index 50/100 | $42M | 3 mo ago | Series A | — | Framer SitesReactHubSpot+10 | 6 patents Patents concentrated in computing, sensing & instrumentation | — |
| 20 | RunSybil Provider of AI based cybersecurity solutions for businesses 48Funding top 28%Growth top 28%AI top 45%Talent bottom 49% All 7 signals ▾Fundingtop 28% Growthtop 28% AItop 45% Talentbottom 49% Techbottom 41% Marketbottom 29% Globalbottom 29% Funding: Raised $40.0M across 1 rounds · 1 rounds over 1 yrs (1.0/yr) Growth: Web rank 50,000,000 → 10,000,000 YoY · Fresh capital in last 24 mo rank vs industry peers · Fliar Intelligence Index 48/100 | $40M | 4 mo ago | Series A | — | WebflowApple iCloud MailGSAP+10 | — | 1 launch |
| 21 | Truffle Security Provider of a platform that detects and helps resolve exposed secrets across tech stacks 42Funding top 25%Growth top 35%News top 38%Talent top 38% All 7 signals ▾Fundingtop 25% Growthtop 35% Newstop 38% Talenttop 38% Techtop 45% Globalbottom 32% Marketbottom 24% Funding: Raised $39.0M across 2 rounds · 2 rounds over 5 yrs (0.4/yr) Growth: Fresh capital in last 24 mo rank vs industry peers · Fliar Intelligence Index 42/100 | $39M | 7 mo ago | Series B | 8 | Framer SitesSalesforceReact+14 | — | 1 launch |
| 22 | incident.io Cloud based security and information management systems provider | $34M | 14 mo ago | Series B | 22 | SanityTurbopackApple iCloud Mail+32 | 7 patents Advanced sensor-based musical input interfaces and gesture detection technologies | — |
| 23 | Cerby Provider of identity security automation platform for disconnected applications | $32M | 12 mo ago | Series B | 13 | HubSpot CMS HubApple iCloud MailGoogle Workspace+26 | 2 patents AI-powered automated workflow creation and secure app recommendation using vision-language models | 1 job opening |
| 24 | ConductorOne Provider of agentic identity governance platform 64Funding top 26%AI top 31%Tech top 35%News top 38% All 8 signals ▾Fundingtop 26% AItop 31% Techtop 35% Newstop 38% Talenttop 38% Moattop 39% Marketbottom 41% Globalbottom 37% Funding: Raised $32.0M across 4 rounds · 4 rounds over 6 yrs (0.7/yr) AI: Classified as an AI company · AI in stack: Drift rank vs industry peers · Fliar Intelligence Index 64/100 | $32M | 7 mo ago | Series B | 48 | HugoTailwind CSSAmazon Web Services+28 | — | 2 launchs |
| 25 | Corridor AI-powered secure by design development platform for building and deploying secure software systems 48Funding top 28%Talent top 38%AI top 45%Patents top 49% All 8 signals ▾Fundingtop 28% Talenttop 38% AItop 45% Patentstop 49% Innovationbottom 48% Techbottom 45% Marketbottom 37% Globalbottom 35% Funding: Raised $30.4M across 2 rounds · 2 rounds over 1 yrs (2.0/yr) Talent: 2 named leaders on record · 2 C-suite/founder profiles curated rank vs industry peers · Fliar Intelligence Index 48/100 | $30M | 3 mo ago | Series A | — | Apple iCloud MailReactReact Router+11 | 2 patents User interface design for computing device display screens | 2 job openings · 1 launch |
| 26 | Darwinium Provider of business analytics, devops, security, and marketing services 55Talent top 23%Funding top 29%Growth top 35%Tech top 37% All 7 signals ▾Talenttop 23% Fundingtop 29% Growthtop 35% Techtop 37% Globalbottom 46% Marketbottom 30% Newsbottom 21% Talent: 6 named leaders on record · 6 C-suite/founder profiles curated Funding: Raised $28.0M · 2 rounds over 4 yrs (0.5/yr) rank vs industry peers · Fliar Intelligence Index 55/100 | $28M | 4 mo ago | Series A | 23 | SanityNode.jsYouTube+25 | — | — |
| 27 | smallstep Device Identity Platform securing access to sensitive resources with hardware-bound credentials | $26M | 19 mo ago | Series A | 28 | SentryTypeScriptGraphQL+26 | — | — |
| 28 | Scanner Offers a security and observability stack tool for cloud storage and serverless compute 62AI top 15%Growth top 28%Tech top 29%Funding top 33% All 10 signals ▾AItop 15% Growthtop 28% Techtop 29% Fundingtop 33% Talenttop 38% Innovationbottom 42% Moatbottom 42% Patentsbottom 36% Globalbottom 36% Marketbottom 29% AI: Holds AI/ML patents (G06N-family CPC) Growth: Web rank 50,000,000 → 10,000,000 YoY · Fresh capital in last 24 mo rank vs industry peers · Fliar Intelligence Index 62/100 | $22M | 3 mo ago | Series A | — | WordPress Block EditorWordPress Site EditorElementor+30 | 4 patents 3D optical inspection systems for electronic component and ball-array manufacturing | 1 launch · 1 award |
| 29 | Bureau Provider of an AI-powered unified risk decisioning platform for businesses | $21M | 17 mo ago | Series B | 101 | Framer SitesApple iCloud MailGoogle Workspace+22 | — | 1 award |
| 30 | Wallarm API security platform delivering complete protection against attacks and abuse | $20M | 10 mo ago | Series C | 6 | WordPress Block EditorWordPressMySQL+31 | 10 patents AI-driven API security and L7 threat detection for firewalls and IDS | — |
| 31 | 1stProtect Developer of unified endpoint security software for offline runtime enforcement 53Funding top 33%Talent top 38%Global bottom 48% All 3 signals ▾Fundingtop 33% Talenttop 38% Globalbottom 48% Funding: Raised $20.0M across 1 rounds · 1 rounds over 1 yrs (1.0/yr) Talent: 2 named leaders on record · 2 C-suite/founder profiles curated rank vs industry peers · Fliar Intelligence Index 53/100 | $20M | 3 mo ago | Series B | — | — | — | 1 launch |
| 32 | Coverbase Provider of cyber risk and vulnerability assessment solutions 48Funding top 30%News top 33%Talent top 38%AI top 45% All 6 signals ▾Fundingtop 30% Newstop 33% Talenttop 38% AItop 45% Marketbottom 37% Globalbottom 29% Funding: Raised $20.0M across 2 rounds · 2 rounds over 1 yrs (2.0/yr) News: 4 BI events in 12 mo (of 4 tracked, 1 types) · Top themes: Funding rank vs industry peers · Fliar Intelligence Index 48/100 | $20M | 6 mo ago | Series A | — | — | — | — |
| 33 | Reach Security Offering data privacy solutions | $20M | 10 mo ago | Series A | — | WebflowApple iCloud MailMicrosoft 365+23 | — | 1 launch |
| 34 | RAD Security Developer of AI-driven cybersecurity solutions for real-time defense | $20M | 15 mo ago | Series A | — | TurbopackNode.jsRadix UI+14 | — | — |
| 35 | Theom AI Provider of data and AI operations center for governance and security 29Funding top 37%Moat top 38%Talent top 38%Patents top 47% All 8 signals ▾Fundingtop 37% Moattop 38% Talenttop 38% Patentstop 47% Innovationbottom 47% Techbottom 40% Globalbottom 33% Marketbottom 31% Funding: Raised $16.0M across 2 rounds · 2 rounds over 4 yrs (0.5/yr) Moat: Editorial + unicorn rating 7/10 · IP moat: 4 patents rank vs industry peers · Fliar Intelligence Index 29/100 | $16M | 13 mo ago | Series A | 28 | WebflowApple iCloud MailGoogle Workspace+17 | 4 patents Patents concentrated in electrical & electronics | 1 internship · 1 award |
| 36 | Mondoo Platform offering cyber risk and vulnerability assessment solutions 62Growth top 28%Talent top 28%Tech top 33%Funding top 34% All 9 signals ▾Growthtop 28% Talenttop 28% Techtop 33% Fundingtop 34% Moattop 47% Innovationtop 50% Patentsbottom 49% Globalbottom 42% Marketbottom 40% Growth: Web rank 10,000,000 → 5,000,000 YoY · Fresh capital in last 24 mo Talent: 3 named leaders on record · 3 C-suite/founder profiles curated rank vs industry peers · Fliar Intelligence Index 62/100 | $15M | 8 mo ago | Series A | 43 | WebflowGoogle CloudAmazon Web Services+26 | 3 patents Data query optimization and execution for heterogeneous database systems | — |
| 37 | Riot Provider of employee security posture management platform for cyberattack protection | $15M | 19 mo ago | Series B | 36 | PrismicApple iCloud MailGoogle Workspace+15 | 5 patents Non‑contact health monitoring systems for elderly using sensor‑based vital sign detection. | — |
| 38 | VISO Trust Provider of an AI-powered platform for third-party cyber risk management | $14M | 18 mo ago | Series A | 43 | Apple iCloud MailGoogle WorkspaceJava+13 | — | — |
| 39 | Arcjet Provider of application cloud data security solutions | $12M | 13 mo ago | Series A | 2 | GhostApple iCloud MailGoogle Workspace+24 | 5 patents High-efficiency steam turbine design and optimization for power generation | — |
| 40 | Archipelo Provider of devops security solutions | $12M | 12 mo ago | Seed | 25 | — | — | — |
| 41 | Octane Security Vulnerability management solution | $7M | 14 mo ago | Seed | — | WebflowGSAPMicrosoft Clarity+19 | — | — |
| 42 | SquareX Browser based data security solutions | $6M | 13 mo ago | Acquired | 4 | Apple iCloud MailGoogle WorkspaceSalesforce+22 | 26 patents Topical immunosensitizer drug formulations and delivery devices for viral/fungal skin infections | — |
| 43 | StrongestLayer Provider of cybersecurity suite solutions | $5M | 11 mo ago | Seed | — | Webflow EcommerceWebflowYouTube+21 | — | — |
| 44 | Cyder Offering secure browsing solutions | $4M | 4 mo ago | Seed | 7 | Wix eCommerceWixSentry+14 | — | — |
| 45 | Dam Secure Developer of a platform providing security guardrails for AI-generated code | $4M | 4 mo ago | Seed | — | — | — | 1 launch |
| 46 | Fun API for cross-chain decentralized wallets on the Odsy blockchain 50Growth top 35%Moat top 39%Funding top 40%Tech top 40% All 7 signals ▾Growthtop 35% Moattop 39% Fundingtop 40% Techtop 40% Talentbottom 49% Marketbottom 41% Globalbottom 36% Growth: Fresh capital in last 24 mo Moat: Editorial + unicorn rating 7/10 · 9 curated direct competitors tracked rank vs industry peers · Fliar Intelligence Index 50/100 | $4M | 1 mo ago | Series A | 22 | Webflow EcommerceCart FunctionalityWebflow+14 | — | — |
| 47 | Infisical Cloud-based platform for EFSS | $3M | 12 mo ago | Series A | 7 | ContentfulNode.jsZoho+25 | — | 2 launchs |
| 48 | Hacktron Provider of an autonomous platform that identifies and remediates security vulnerabilities | $3M | 3 mo ago | Seed | — | KaTeXTailwind CSSVercel+10 | — | — |
| 49 | Rilevera Provider of a platform for detection engineering and security operations | $3M | 7 mo ago | Seed | — | — | — | — |
| 50 | Deep IDV AI-native identity verification and fraud prevention platform | $1M | 3 mo ago | Seed | — | TurbopackNode.jsTailwind CSS+13 | — | 1 launch |
Top 12 Cybersecurity companies in San Francisco
#1
Armis 🦄Acquired · San Francisco, California · founded 2015 · 500 employees$800Mraised▾
Armis 🦄
Acquired · San Francisco, California · founded 2015 · 500 employees
Provider of a wireless security platform for IoT applications. Offers an early stage wireless security platform focused on IoT security in an organization. The solution delivers continuous visibility and control over wireless communications, devices, and data.
Fliar Intelligence Index™ 74how this company ranks against its industry peers
Funding
top 15%Tech
top 21%Product
top 26%Growth
top 34%Talent
top 35%Market
top 36%Funding: Raised $800M across 7 rounds · 7 rounds over 9 yrs (0.8/yr) · Last round Series E (Nov 2025)
Tech: 61 technologies across 5/8 capability areas · Cloud: Amazon S3, Amazon Ses · Observability: Microsoft Clarity, Sentry
Product: 4 distinct product lines · Company stage: Acquired
Audience (LinkedIn): 70k LinkedIn followers — 7.9% of this cohort's audience
Activity (LinkedIn): 4 product launches announced in 12 mo
Funding rounds
- Nov 2025Series E$435M
- Oct 2024Series D$200M
- Nov 2021Series D$300M
- Feb 2021Series C$125M
Founders & team
Investors
One Equity Partners, Georgian, Brookfield Asset Management, Insight Partners, Red Dot, CapitalG
Tech stack
Amazon SesAmazon Web ServicesApple Icloud MailCdnjsCloudflareCloudflare Bot Management
#2
TRM Labs 🦄Series C · San Francisco, California · founded 2018 · 11 employees$149.9Mraised▾
TRM Labs 🦄
Series C · San Francisco, California · founded 2018 · 11 employees
Provider of blockchain intelligence for detecting crypto-facilitated crime and compliance. The platform offers tools for investigations, compliance, and supervision of digital assets. It facilitates transaction monitoring, wallet screening, and entity due diligence. The company provides resources such as training, reports, webinars, and guides.
Fliar Intelligence Index™ 64how this company ranks against its industry peers
Funding
top 18%News
top 19%Moat
top 26%Growth
top 29%Tech
top 31%Talent
top 43%Funding: Raised $150M across 6 rounds · 6 rounds over 7 yrs (0.9/yr) · Last round Series C (Feb 2026)
News: 6 BI events in 12 mo (of 35 tracked, 6 types) · 4 high-value events (IPO/M&A/funding/contracts) in 12 mo · Top themes: Funding, Leadership, Capital raise
Moat: Editorial + unicorn rating 8/10 · Unicorn · 10 curated direct competitors tracked
Audience (LinkedIn): 98k LinkedIn followers — 11.1% of this cohort's audience
Activity (LinkedIn): 1 product launches announced in 12 mo
Funding rounds
- Feb 2026Series C$70M
- Nov 2022Series B$70M
- Feb 2022Series B—
- Dec 2021Series B$60M
Founders & team
Investors
JPMorgan Chase, Blockchain Capital, Tapas Capital, Alumni Ventures, The MBA Fund, Green D Ventures
Tech stack
AngularApple Icloud MailAtlassian StatuspageCloudflareCloudflare Bot ManagementCloudflare Browser Insights
#3
Series B · San Francisco, California · founded 2024$120Mraised▾
Series B · San Francisco, California · founded 2024
Provider of an AI-native application security platform for software systems. It analyzes repositories to understand system functionality, creating a unified view of code, infrastructure, and business logic. The platform identifies vulnerabilities, assesses impact, and filters out false positives. It also delivers ready-to-merge fixes aligned with development workflows. The platform integrates via API and learns from user feedback.
Fliar Intelligence Index™ 57how this company ranks against its industry peers
Funding
top 17%Talent
top 28%AI
top 45%Global
bottom 48%Tech
bottom 45%Market
bottom 37%Funding: Raised $120M across 2 rounds · 2 rounds over 1 yrs (2.0/yr) · Last round Series B (Mar 2026)
Talent: 3 named leaders on record · 3 C-suite/founder profiles curated
AI: Product described with: ai-native
Audience (LinkedIn): 5k LinkedIn followers
Activity (LinkedIn): 1 product launches · 1 partnerships · 1 awards (incl. Chaseguard, BNY, Cisco, Cloudflare, Docker, Inc, JPMorganChase) announced in 12 mo
Funding rounds
- Mar 2026Series B$80M
- Jan 2026Series A$40M
Founders & team
Investors
Accela, Alt Capital, BoxGroup, Liquid 2 Ventures, Mantis VC, SV Angel
Tech stack
Amazon S3Amazon Web ServicesAstroCloudflareCloudflare Bot ManagementCore-Js
#4
Series C · San Francisco, California · founded 2017 · 25 employees$81.8Mraised▾
Series C · San Francisco, California · founded 2017 · 25 employees
Provider of supply chain security platform for IT infrastructure components. The platform delivers inventory, vulnerability management, and threat detection at the component level. It hardens environments by remediating vulnerabilities in hardware and firmware components. The platform detects threats that evade endpoint detection and response. It enriches existing systems with component-level inventory, vulnerability, and threat data. The platform speeds up responses to supply chain incidents. It assists in meeting compliance requirements for firmware integrity.
Fliar Intelligence Index™ 55how this company ranks against its industry peers
News
top 19%Funding
top 21%Growth
top 25%Product
top 25%Talent
top 38%Moat
top 41%News: 8 BI events in 12 mo (of 18 tracked, 3 types) · +167% YoY · 7 high-value events (IPO/M&A/funding/contracts) in 12 mo
Funding: Raised $81.8M across 6 rounds · 6 rounds over 9 yrs (0.7/yr) · Last round Series C (Mar 2026)
Growth: Fresh capital in last 24 mo
Audience (LinkedIn): 8k LinkedIn followers
Activity (LinkedIn): 1 product launches announced in 12 mo
Funding rounds
- Mar 2026Series C$25M
- Jan 2025Conventional Debt—
- Sep 2024Series C$45M
- Aug 2022Series B$38M
Founders & team
Investors
AV8 Ventures, TransLink Capital, Mindset Ventures, Madrona, Ubiquity Ventures, Oregon Venture Fund
Tech stack
Amazon Web ServicesCloudflareCloudflare Bot ManagementGoogle Font ApiGoogle Tag ManagerGoogle Workspace
#5
Series D · San Francisco, California · founded 2019 · 102 employees$83.5Mraised▾
Series D · San Francisco, California · founded 2019 · 102 employees
Cloud based pentesting platform. The features of the platform include configuration control, discovering and authorization of assets, vulnerability assessment, security posture analysis, and more. It also prioritizes vulnerabilities, performs audits, and identifies compromised data.
Fliar Intelligence Index™ 55how this company ranks against its industry peers
Funding
top 18%Tech
top 29%Moat
top 39%Product
top 41%Partners
top 45%Market
top 50%Funding: Raised $83.5M across 6 rounds · 6 rounds over 6 yrs (1.0/yr) · Last round Series D (Jan 2026)
Tech: 48 technologies across 5/8 capability areas · Cloud: Amazon S3, Amazon Web Services · Observability: Datadog
Moat: Editorial + unicorn rating 7/10 · 9 curated direct competitors tracked
Audience (LinkedIn): 30k LinkedIn followers — 3.4% of this cohort's audience
Activity (LinkedIn): 1 partnerships · 1 expansions (incl. Brinqa) announced in 12 mo
Funding rounds
- Jan 2026Series D—
- May 2025Series D$100M
- Jul 2023Series C$40M
- Nov 2021Series B$35M
Founders & team
Investors
SignalFire, Craft Ventures, New Enterprise Associates, 9yards Capital, Prosperity7 Ventures, Ridge Ventures
Tech stack
AhrefsAmazon S3Amazon Web ServicesApple Icloud MailBricksCloudflare
#6
Upwind 🦄Series B · San Francisco, California · founded 2022 · 19 employees$80Mraised▾
Upwind 🦄
Series B · San Francisco, California · founded 2022 · 19 employees
Provider of cloud security solutions for infrastructure and application protection. It offers a platform to secure cloud infrastructure and applications. The platform provides capabilities for cloud runtime visibility and application runtime defense. It delivers solutions for infrastructure as code security, supply chain security, and container admission control. It also offers cloud security posture management, attack path analysis, and data security posture management. The platform extends to container, Kubernetes, AI, and serverless security. It provides cloud detection and response, attack surface management, and dynamic application security testing.
Fliar Intelligence Index™ 57how this company ranks against its industry peers
Funding
top 21%Moat
top 26%News
top 34%Tech
top 36%Growth
top 40%Partners
top 45%Funding: Raised $80.0M across 4 rounds · 4 rounds over 4 yrs (1.0/yr) · Last round Series B (Jan 2026)
Moat: Editorial + unicorn rating 8/10 · Unicorn · 9 curated direct competitors tracked
News: 6 BI events in 12 mo (of 15 tracked, 4 types) · +20% YoY · 3 high-value events (IPO/M&A/funding/contracts) in 12 mo
Audience (LinkedIn): 29k LinkedIn followers — 3.2% of this cohort's audience
Activity (LinkedIn): 2 product launches announced in 12 mo
Funding rounds
- Jan 2026Series B$250M
- Dec 2024Series A$100M
- Sep 2023Series A$50M
- Dec 2022Seed$30M
Founders & team
Investors
Penny Jar, Greylock Partners, Leaders Fund, Cyberstarts, Sheva, Craft Ventures
Tech stack
Amazon CloudfrontAmazon S3Amazon Web ServicesApple Icloud MailBricksClickcease
#7
Sift 🦄Series D · San Francisco, California · founded 1997 · 167 employees$161.2Mraised▾
Sift 🦄
Series D · San Francisco, California · founded 1997 · 167 employees
Provider of an AI-powered platform for fraud detection and prevention. The platform offers solutions for account takeover, payment fraud, chargeback fraud, and policy abuse. It also provides tools for content integrity, dispute management, and identity trust. The platform helps businesses to secure transactions and build trust with customers.
Fliar Intelligence Index™ 67how this company ranks against its industry peers
Funding
top 20%Product
top 21%Moat
top 32%Tech
top 38%Talent
top 38%Market
top 41%Funding: Raised $161M across 9 rounds · 9 rounds over 28 yrs (0.3/yr) · Last round Series D (Oct 2025)
Product: 4 distinct product lines · Company stage: Series D
Moat: Editorial + unicorn rating 9/10 · IP moat: 4 patents · Unicorn
Audience (LinkedIn): 25k LinkedIn followers — 2.9% of this cohort's audience
Funding rounds
- Oct 2025Series D$507.2K
- Apr 2021Series D$50M
- Mar 2018Series D$53M
- Jul 2016Series C$30M
Founders & team
Investors
Insight Partners, Union Square Ventures, Stripes, First Round Capital, Y Combinator, Spark Capital
Tech stack
6SenseAosAtlassian StatuspageBricksCdnjsCloudflare
#8
Series A · San Francisco, California · founded 2025$30.4Mraised▾
Series A · San Francisco, California · founded 2025
AI-powered secure by design development platform for building and deploying secure software systems.
Fliar Intelligence Index™ 48how this company ranks against its industry peers
Funding
top 28%Talent
top 38%AI
top 45%Patents
top 49%Innovation
bottom 48%Tech
bottom 45%Funding: Raised $30.4M across 2 rounds · 2 rounds over 1 yrs (2.0/yr) · Last round Series A (Mar 2026)
Talent: 2 named leaders on record · 2 C-suite/founder profiles curated
AI: Product described with: ai-powered
Audience (LinkedIn): 4k LinkedIn followers
Hiring (LinkedIn): 2 hiring posts in 12 mo (public) · momentum +2
Activity (LinkedIn): 1 product launches announced in 12 mo
Funding rounds
- Mar 2026Series A$25M
- Aug 2025Seed$5.4M
Founders & team
Investors
Conviction, Felicis Ventures, Timeless, Artisanal Ventures, Lux Capital, Sunflower Capital
Tech stack
Amazon Web ServicesApple Icloud MailCloudflareCloudflare Bot ManagementCore-JsGoogle Analytics
#9
Series A · San Francisco, California · founded 2024$42Mraised▾
Series A · San Francisco, California · founded 2024
Provider of AI-powered platform for vulnerability management and risk mitigation. The platform autonomously drives the vulnerability management lifecycle. It highlights top risks and accelerates time to fix vulnerabilities. The platform offers real-time context ingestion, dynamic risk prioritization, and automated remediation orchestration. It also provides program-level reporting and insights for executive reporting.
Fliar Intelligence Index™ 50how this company ranks against its industry peers
Funding
top 27%AI
top 28%Talent
top 28%Patents
bottom 49%Innovation
bottom 47%Tech
bottom 46%Funding: Raised $42.0M across 1 rounds · 1 rounds over 1 yrs (1.0/yr) · Last round Series A (Feb 2026)
AI: Holds AI/ML patents (G06N-family CPC) · Product described with: ai-powered
Talent: 3 named leaders on record · 3 C-suite/founder profiles curated
Audience (LinkedIn): 7k LinkedIn followers
Funding rounds
- Feb 2026Series A$42M
Founders & team
Investors
Bain Capital Ventures, Greylock Partners, Definition
Tech stack
BunnyCloudflareCloudflare Bot ManagementCore-JsFramer SitesGoogle Analytics
#10
Series D · San Francisco, California · founded 2016 · 76 employees$100Mraised▾
Series D · San Francisco, California · founded 2016 · 76 employees
Cloud based cyber risk analytics and insurance underwriting solutions for the insurance industry. It offers a data and analytics platform to support multiple applications to enable insurance placement, underwriting decisions, and portfolio management optimization. It also offers catastrophe modeling and portfolio management solutions.
Fliar Intelligence Index™ 67how this company ranks against its industry peers
Funding
top 21%News
top 28%Growth
top 31%Product
top 31%Moat
top 31%Talent
top 31%Funding: Raised $100M across 4 rounds · 4 rounds over 8 yrs (0.5/yr) · Last round Series D (Oct 2025)
News: 11 BI events in 12 mo (of 38 tracked, 6 types) · +450% YoY · 2 high-value events (IPO/M&A/funding/contracts) in 12 mo
Growth: Headcount 58 → 76 (+31%) across vintages · Web rank 5,000,000 → 10,000,000 YoY · Fresh capital in last 24 mo
Audience (LinkedIn): 15k LinkedIn followers
Activity (LinkedIn): 1 partnerships · 1 awards (incl. Helix Underwriting Partners Ltd.) announced in 12 mo
Funding rounds
- Oct 2025Series D$180M
- Dec 2022Series C$50M
- Mar 2020Series B—
- Nov 2019Series B$35M
Founders & team
Investors
MTech Capital, Stone Point Capital, Morgan Stanley, ForgePoint Capital, Hudson Structured Capital Management, Hudson Structured
Tech stack
AdrollAdroll Cmp SystemAlpine.JsAmazon Web ServicesApple Icloud MailCloudflare
#11
Series A · San Francisco, California · founded 2023$40Mraised▾
Series A · San Francisco, California · founded 2023
Provider of AI based cybersecurity solutions for businesses. It uses AI technology for penetration testing. The platform allows for verification of fixes, enabling a clean pentest report. It employs continuous monitoring, allowing for ongoing assessments of an organization's systems and applications.
Fliar Intelligence Index™ 48how this company ranks against its industry peers
Funding
top 28%Growth
top 28%AI
top 45%Talent
bottom 49%Tech
bottom 41%Market
bottom 29%Funding: Raised $40.0M across 1 rounds · 1 rounds over 1 yrs (1.0/yr) · Last round Series A (Jan 2026)
Growth: Web rank 50,000,000 → 10,000,000 YoY · Fresh capital in last 24 mo
AI: Product described with: ai based
Audience (LinkedIn): 3k LinkedIn followers
Activity (LinkedIn): 1 product launches announced in 12 mo
Funding rounds
- Jan 2026Series A$40M
Founders & team
Investors
Khosla Ventures, S32, Anthology Fund, Menlo Ventures, Conviction
Tech stack
Apple Icloud MailCdnjsCloudflareGoogle AnalyticsGoogle Font ApiGoogle Hosted Libraries
#12
Series A · San Francisco, California · founded 2022$22Mraised▾
Series A · San Francisco, California · founded 2022
Offers a security and observability stack tool for cloud storage and serverless compute. Offers powerful threat detections and alerts with out of the box detection rules for common security logs like AWS CloudTrail, Cloudflare, and Okta. Users can cover the Mitre attack framework or create custom detections and receive alerts via various platforms like Slack, Tines, Torq, and custom webhooks.
Fliar Intelligence Index™ 62how this company ranks against its industry peers
AI
top 15%Growth
top 28%Tech
top 29%Funding
top 33%Talent
top 38%Innovation
bottom 42%AI: Holds AI/ML patents (G06N-family CPC)
Growth: Web rank 50,000,000 → 10,000,000 YoY · Fresh capital in last 24 mo
Tech: 48 technologies across 5/8 capability areas · Cloud: Amazon Cloudfront, Amazon S3 · Devops: Nginx
Audience (LinkedIn): 8k LinkedIn followers
Activity (LinkedIn): 1 product launches · 1 awards announced in 12 mo
Funding rounds
- Mar 2026Series A$22M
Founders & team
Investors
Sequoia Capital, CRV, Mantis VC
Tech stack
Amazon CloudfrontAmazon Web ServicesCloudflareCloudflare Bot ManagementContentsquareCookieyes
Funding & investor landscape
$11.4Btotal disclosed funding
309companies funded
705disclosed rounds
2rounds last 90 days
Most active investors
Notable founders
Yevgeny Dibrov
Co-Founder & CEO · Armis
Rahul Raina
Co-Founder · TRM Labs
Esteban Castano
Co-Founder & CEO · TRM Labs
Andrea Michi
Co-Founder & CTO · DepthFirst
Daniele Perito
Executive Chairman & Co-Founder · DepthFirst
Alex Bazhaniuk
Co-Founder and CTO · Eclypsium
Yuriy Bulygin
Co-Founder & CEO · Eclypsium
Anthony Pillitiere
Co-Founder Horizon3.ai · Horizon Three AI
Snehal Antani
Co-Founder & CEO · Horizon Three AI
Tal Zur
Co-Founder & CTO · Upwind
Lavi Ferdman
Co-Founder & SVP Growth · Upwind
Jason Tan
Co-Founder · Sift
Prism market signals · United States · country-scoped Prism corpus, 2,588,973 docs
Market landscape — 10 sub-themes by coverage
Share of Cybersecurity coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
RESEARCH SIGNALS · United States
How research on Cybersecurity is moving in the United States
A read on the academic research around Cybersecurity — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 3,240 United States-affiliated papers.
research sentiment over time
200820172026
enthusiastic · positive · guarded tone
Tone is overwhelmingly optimistic and intensifying — the enthusiastic (strongly-positive) share moved 22% → 38% across 2008–2026.
top research entities
- Purdue University West Lafayette85
- Northeastern University82
- Film Independent58
- Georgia Institute of Technology46
- DEVCOM Army Research Laboratory41
leading researchers
Crypto Education Research Lab · Ehab Al‐Shaer · Quanyan Zhu · Nathaniel D. Bastian · Freederia AI Researcher · Charles Kamhoua · Jin-Hee Cho · Guofei Gu
▲
Breakthroughs1,292 · 40%
▲ 37%→45% share
▲1.2× share momentum0 median citations58% since 2021mostly methods-led
Intrusion detection system breakthroughs are surging — U.S. papers tripled from 94 to 301, now dominating 45% field-share.
rising sub-themes (early→recent)
- Intrusion detection system94→301
- Anomaly detection30→107
- Key (lock)11→84
- Internet of Things2→61
- Artificial neural network2→57
Newly emergingAdversarial system 0→32 · Reinforcement learning 0→31 · Convolutional neural network 0→26
Landmark BotMiner: clustering analysis of network traffic for protocol- and structure-independent botnet detection · 1,021 cites
◆
Advancements1,121 · 35%
▼ 36%→32% share
▼0.9× share momentum2 median citations48% since 2021mostly methods-led
Neural-network advancements are intensifying — Artificial neural network papers rose 3 to 47, with Random Forest newly emerging at 28.
rising sub-themes (early→recent)
- Intrusion detection system97→202
- Artificial neural network3→47
- Anomaly detection25→61
- Internet of Things1→33
- Support vector machine8→38
Newly emergingRandom forest 0→28 · Convolutional neural network 0→18 · Adversarial system 0→16
Landmark Machine Learning DDoS Detection for Consumer Internet of Things Devices · 628 cites
▼
Concerns554 · 17%
▼ 18%→16% share
▼0.9× share momentum1 median citations49% since 2021mostly position pieces
IoT security concerns are newly emerging at 16 papers while Key (lock) vulnerability research escalated from 6 to 39.
rising sub-themes (early→recent)
- Key (lock)6→39
- Intrusion detection system13→45
- Exploit9→30
- Malware6→26
- Adversarial system1→19
Newly emergingInternet of Things 0→16 · Resilience (materials science) 0→14 · Enhanced Data Rates for GSM Evolution 0→8
Landmark A Deep Learning Approach for Network Intrusion Detection System · 1,188 cites
RESEARCH HOTSPOTS · United States
Where cybersecurity is researched across United States
Location clusters by institution affiliation — each city's volume, stance tone, and a quick read on its hot topic, what's advancing, the opening opportunity, and the main concern.
Boston107 · +0.58
New York52 · +0.53
Atlanta47 · +0.57
Pittsburgh36 · +0.49
Los Angeles34 · +0.51
Philadelphia33 · +0.59
SF Bay Area31 · +0.56
Seattle21 · +0.56
Chicago21 · +0.46
Ann Arbor21 · +0.56
PATENT SIGNAL · United States
Who's filing cybersecurity patents in the United States
United States cybersecurity patent filing is accelerating — 237,304 filings from 8,000 assignees (2016–2025), led by IBM, Microsoft, Intel; annual filings 18790→23467.
237,304 filings8,000 assigneespeak 26548/yr2016–2025
filing momentum (YoY 2016–2025)
top patent filers
- IBM27123
- Microsoft22625
- Intel12674
- Google8568
- Qualcomm7627
- Apple6756
- Hewlett Packard Development5765
- Capital One Services4646
Common questions
How many Cybersecurity companies are there in San Francisco, United States?
Radar tracks 576 indexable Cybersecurity companies headquartered in San Francisco, United States that meet our profile-completeness bar.
What is the total funding raised by Cybersecurity companies in San Francisco, United States?
The Cybersecurity companies in San Francisco, United States on this list have raised a combined $11.4B in disclosed equity funding across 309 funded companies.
Which is the highest-funded Cybersecurity company in San Francisco, United States?
Armis is the highest-funded Cybersecurity company in San Francisco, United States, with $800M in disclosed equity funding.
How many Cybersecurity companies in San Francisco, United States are funded?
309 of the 576 Cybersecurity companies in San Francisco, United States on this list have disclosed at least one equity funding round.
How many Cybersecurity unicorns are there in San Francisco, United States?
13 Cybersecurity companies in San Francisco, United States on this list are valued at $1B or more.
Who are the top investors in San Francisco, United States Cybersecurity companies?
The most active investors in San Francisco, United States Cybersecurity companies on this list include Y Combinator, Andreessen Horowitz, Plug and Play Tech Center, Accel, Sequoia Capital.
Rohit KhannaTrends & Stories
Rohit lives in the feed. He covers what's moving right now — the funding rounds, launches and shifts breaking across the trade press — and ties them back to where the sector is heading.