| May 2025 | Leidos acquired Kudu DynamicsAssists the American government with cyber work across every area | | $300m | Report on Leidos buying Kudu Dynamics, May 2025 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| May 2025 | Keyfactor acquired Quantum XchangeCryptographic discovery solution for finding cryptographic assets and risks | Encryption, Encryption and key management | Undisclosed | Report on Keyfactor buying Quantum Xchange, May 2025 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| May 2025 | Keyfactor acquired InfoSec GlobalCryptographic posture management and cryptographic discovery solutions | Encryption, Encryption and key management | Undisclosed | Report on Keyfactor buying InfoSec Global, May 2025 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| May 2025 | JumpCloud acquired VaultOneProvides privileged access management solutions | PAM, Privileged access management | Undisclosed | Report on JumpCloud buying VaultOne, May 2025 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| May 2025 | Intelligent Technical Solutions acquired Black BreachManaged cybersecurity and compliance services provider | MSSP, Managed security services | Undisclosed | Report on Intelligent Technical Solutions buying Black Breach, May 2025 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| May 2025 | IGEL acquired StratodeskEndpoint OS software and management solutions provider | EPP, Endpoint protection and antivirus | Undisclosed | Report on IGEL buying Stratodesk, May 2025 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| May 2025 | Fortra acquired LookoutCloud security business, sold by mobile security firm Lookout | CNAPP, Cloud security (CNAPP and CSPM) | Undisclosed | Report on Fortra buying Lookout, May 2025 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| May 2025 | Fortinet acquired SuridataProvides SaaS security solutions for visibility, monitoring and policy enforcement | SSPM, SaaS security | Undisclosed | Report on Fortinet buying Suridata, May 2025 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| May 2025 | Five Tattva acquired Zeroday Ops Private LimitedCybersecurity firm with advanced threat detection and prevention capabilities | | Undisclosed | Report on Five Tattva buying Zeroday Ops Private Limited, May 2025 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| May 2025 | F5 acquired FletchUses agentic AI to help organisations detect threats | ITDR, Identity threat detection and response | Undisclosed | Report on F5 buying Fletch, May 2025 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| May 2025 | Ekinops acquired OlfeoFrench provider of SSE cybersecurity software | SASE, SASE and SSE | Undisclosed | Report on Ekinops buying Olfeo, May 2025 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| May 2025 | Ekco acquired Predatech | | Undisclosed | Report on Ekco buying Predatech, May 2025 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| May 2025 | Efex acquired DatcomFull-service managed cybersecurity services provider offering guidance and infrastructure support | MSSP, Managed security services | Undisclosed | Report on Efex buying Datcom, May 2025 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| May 2025 | CYBERR acquired CyberTeeCommunity of cybersecurity professionals and recruitment platform | | Undisclosed | Report on CYBERR buying CyberTee, May 2025 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| May 2025 | Cyber Solutions acquired CleverTechManaged service provider delivering enterprise-grade cybersecurity and IT support | MSSP, Managed security services | Undisclosed | Report on Cyber Solutions buying CleverTech, May 2025 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| May 2025 | CPX acquired SpiderSilkCyber-AI startup offering exposure management platform and autonomous SOC AI agents | ASM, Attack surface management | Undisclosed | Report on CPX buying SpiderSilk, May 2025 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| May 2025 | Cognyte acquired GroupSenseHelps customers protect digital assets from external cyber threats using automated and human reconnaissance | DRP, Digital risk and brand protection | Undisclosed | Report on Cognyte buying GroupSense, May 2025 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| May 2025 | Check Point acquired VeritiThreat exposure and mitigation platform with cross-vendor virtual patching | Vulnerability management | Undisclosed | Report on Check Point buying Veriti, May 2025 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| May 2025 | BCI acquired Trustlink Technologies | | Undisclosed | Report on BCI buying Trustlink Technologies, May 2025 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| May 2025 | Arqit acquired AmpliphaeEncryption risk advisory and analytics identifying weak encryption points | Encryption, Encryption and key management | Undisclosed | Report on Arqit buying Ampliphae, May 2025 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| April 2025 | VanishID raised fundingInvestor Dell Technologies Capital | DRP, Digital risk and brand protection | $10m | Report on the VanishID funding round of April 2025 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2025 | Terra Security raised a seed roundInvestors FXP and SYN Ventures | AI security, AI and LLM security | $8m | Report on the Terra Security funding round of April 2025 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2025 | SquareX raised a Series A roundInvestor SYN Ventures | EPP, Endpoint protection and antivirus | $12m | Report on the SquareX funding round of April 2025 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2025 | SixMap raised fundingInvestor IAG Capital Partners | ASM, Attack surface management | $7m | Report on the SixMap funding round of April 2025 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2025 | Sevii raised a pre-seed roundSevii provides an autonomous defense and remediation platform that stops cyber adversaries without human intervention.Investor Overline VC | ITDR, Identity threat detection and response | Undisclosed | Report on the Sevii funding round of April 2025 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2025 | Sentra raised a Series B roundSentra finds sensitive data and controls which people and AI agents can access it.Investor Key 1 Capital | DSPM, Data security posture management | $50m | Report on the Sentra funding round of April 2025 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2025 | Scamnetic raised a Series A roundInvestor Roo Capital | Fraud prevention, Fraud and payment fraud prevention | $13m | Report on the Scamnetic funding round of April 2025 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2025 | Riptides raised a pre-seed roundInvestors KAYA and PortfoLion Capital Partners | Secrets management | $3.3m | Report on the Riptides funding round of April 2025 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2025 | Reco raised fundingReco provides an AI agent security platform that maps, governs, and protects AI agents across enterprise applications.Investors Angular Ventures, boldstart Ventures, Insight Partners, Redseed and Zeev Ventures | AI security, AI and LLM security | $25m | Report on the Reco funding round of April 2025 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2025 | Push Security raised a Series B roundInvestor Redpoint Ventures | SSPM, SaaS security | $30m | Report on the Push Security funding round of April 2025 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2025 | Miggo Security raised a Series A roundInvestor SYN Ventures | AST, Application security testing | $17m | Report on the Miggo Security funding round of April 2025 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2025 | Manifest raised a Series A roundSBOM and vulnerability management platform that helps carmakers and suppliers track risk in vehicle software.Investor Ensemble VC | SCA, Software supply chain and SBOM | $15m | Report on the Manifest funding round of April 2025 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2025 | Kenzo Security raised a seed roundInvestor The General Partnership | SOAR, SOAR and security automation | $4.5m | Report on the Kenzo Security funding round of April 2025 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2025 | Jericho Security raised a Series A roundInvestor Era | Awareness training, Security awareness and human risk | $15m | Report on the Jericho Security funding round of April 2025 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2025 | Hopper raised a seed roundInvestors Meron Capital and New Era Capital Partners | AST, Application security testing | $7.6m | Report on the Hopper funding round of April 2025 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2025 | Glasswall raised private equity fundingInvestor PSG Equity | EPP, Endpoint protection and antivirus | Undisclosed | Report on the Glasswall funding round of April 2025 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2025 | Endor Labs raised a Series B roundEndor Labs provides an agentic application security platform for AI-generated and open source code.Investor DFJ Growth | AST, Application security testing | $93m | Report on the Endor Labs funding round of April 2025 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2025 | Cynomi raised a Series B roundInvestors Insight Partners and Entrée Capital | Consulting, Security consulting and vCISO | $37m | Report on the Cynomi funding round of April 2025 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2025 | Chainguard raised a Series D roundChainguard builds hardened, verified open source container images, libraries and packages to reduce vulnerabilities.Investors IVP and Kleiner Perkins | SCA, Software supply chain and SBOM | $356m | Report on the Chainguard funding round of April 2025 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2025 | Catalysis raised a pre-seed roundInvestor Hashed Emergent | | $1.3m | Report on the Catalysis funding round of April 2025 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2025 | cakewalk raised a seed roundInvestor Kindred Capital | IGA, Identity governance and administration | $7.5m | Report on the cakewalk funding round of April 2025 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2025 | AuthMind raised a seed roundInvestor Cheyenne Ventures | ITDR, Identity threat detection and response | $19.3m | Report on the AuthMind funding round of April 2025 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2025 | Augur Security raised a seed roundInvestor General Advance | Threat intel, Threat intelligence | $7m | Report on the Augur Security funding round of April 2025 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2025 | Amplifier Security raised a seed roundInvestor TechOperators | SOAR, SOAR and security automation | $5.6m | Report on the Amplifier Security funding round of April 2025 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2025 | Acoru raised a seed roundInvestors Athos Capital and Adara Ventures | Fraud prevention, Fraud and payment fraud prevention | $4.6m | Report on the Acoru funding round of April 2025 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2025 | Virtue AI raised a seed roundVirtue AI provides an enterprise AI safety platform for securing AI agents and applications.Investor Factory | AI security, AI and LLM security | $7m | Report on the Virtue AI funding round of April 2025 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2025 | Virtue AI raised a Series A roundVirtue AI provides an enterprise AI safety platform for securing AI agents and applications.Investors Lightspeed Venture Partners and Walden Catalyst Ventures | AI security, AI and LLM security | $23m | Report on the Virtue AI funding round of April 2025 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2025 | Quilr raised a seed roundInvestor Crew Capital | SSPM, SaaS security | $4m | Report on the Quilr funding round of April 2025 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2025 | Pillar Security raised a seed roundPillar Security provides a platform to discover, test, secure and govern AI agents across organisations.Investor Shield Capital | AI security, AI and LLM security | $9m | Report on the Pillar Security funding round of April 2025 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2025 | NetRise raised a Series A roundNetRise analyses compiled software to create an inventory of components and identify supply chain risks.Investor DNX Ventures | SCA, Software supply chain and SBOM | $10m | Report on the NetRise funding round of April 2025 (opens in a new tab)via Security, Funded (opens in a new tab) |