| May 2026 | Cycurion acquired Halo PrivacySecure communications provider | | Undisclosed | Report on Cycurion buying Halo Privacy, May 2026 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| May 2026 | Cranium AI acquired AicebergAgentic AI security and risk management company | AI security, AI and LLM security | Undisclosed | Report on Cranium AI buying Aiceberg, May 2026 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| May 2026 | Cisco acquired Astrix SecurityNon-human identity security for managing autonomous AI actors | IAM, Identity and access management | $400m | Report on Cisco buying Astrix Security, May 2026 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| May 2026 | Check Point acquired DeepchecksFirm checks artificial intelligence systems and watches them all the time | AI security, AI and LLM security | Undisclosed | Report on Check Point buying Deepchecks, May 2026 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| May 2026 | Boost Security acquired SecureIQx | AI security, AI and LLM security | Undisclosed | Report on Boost Security buying SecureIQx, May 2026 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| May 2026 | Boost Security acquired Korbit.ai | AI security, AI and LLM security | Undisclosed | Report on Boost Security buying Korbit.ai, May 2026 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| May 2026 | Austability Group acquired Nine23UK high-assurance managed service provider for sovereign digital capabilities | MSSP, Managed security services | Undisclosed | Report on Austability Group buying Nine23, May 2026 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| May 2026 | Akamai Technologies acquired LayerXProvides AI and browser security with visibility over user and agentic activities | | $205m | Report on Akamai Technologies buying LayerX, May 2026 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| April 2026 | QuoIntelligence raised a Series A roundInvestor Elevator Ventures | Threat intel, Threat intelligence | $8.6m | Report on the QuoIntelligence funding round of April 2026 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2026 | Kigen raised debt fundingInvestor Salica | IoT security, IoT, embedded and product security | $13.6m | Report on the Kigen funding round of April 2026 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2026 | General Analysis raised a seed roundInvestor Altos Ventures | BAS, Breach and attack simulation | $10m | Report on the General Analysis funding round of April 2026 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2026 | Cyphercor received a grantInvestor Ontario Centre of Innovation | IAM, Identity and access management | Undisclosed | Report on the Cyphercor funding round of April 2026 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2026 | Bug Bounty Switzerland raised a Series A roundInvestors Deutsche Beteiligungs and Direttissima Growth Partners | Bug bounty, Bug bounty and crowdsourced testing | $15.2m | Report on the Bug Bounty Switzerland funding round of April 2026 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2026 | Spectrum Security raised a seed roundInvestor TechOperators Venture Capital | SIEM | $19m | Report on the Spectrum Security funding round of April 2026 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2026 | SCATR raised a Series A roundInvestor First In | SASE, SASE and SSE | $12.6m | Report on the SCATR funding round of April 2026 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2026 | RIIG raised a Series A round | Threat intel, Threat intelligence | $6m | Report on the RIIG funding round of April 2026 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2026 | Phin Security raised funding | Awareness training, Security awareness and human risk | $6m | Report on the Phin Security funding round of April 2026 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2026 | ObscureCore raised a seed round | ASM, Attack surface management | $200k | Report on the ObscureCore funding round of April 2026 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2026 | Crush Security raised an angel roundResells security products and provides assessment, testing and advisory services with a data platform. | Consulting, Security consulting and vCISO | $3m | Report on the Crush Security funding round of April 2026 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2026 | Copperhelm raised a seed roundInvestor TLV Partners | ASM, Attack surface management | $7m | Report on the Copperhelm funding round of April 2026 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2026 | Cloudsmith raised a Series C roundInvestor TCV | SCA, Software supply chain and SBOM | $72m | Report on the Cloudsmith funding round of April 2026 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2026 | Autonomous Cyber raised a seed round | Pen testing, Penetration testing | $2.5m | Report on the Autonomous Cyber funding round of April 2026 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2026 | APX Security raised a seed round | Pen testing, Penetration testing | $375k | Report on the APX Security funding round of April 2026 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2026 | WMC Global raised private equity fundingInvestor Trajectory Capital Partners | DRP, Digital risk and brand protection | Undisclosed | Report on the WMC Global funding round of April 2026 (opens in a new tab) |
| April 2026 | Tartan App raised a pre-seed round | Awareness training, Security awareness and human risk | $250k | Report on the Tartan App funding round of April 2026 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2026 | KnowSilo raised a seed round | MSSP, Managed security services | $615k | Report on the KnowSilo funding round of April 2026 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2026 | Cloud Storage Security raised funding | DLP, Data loss prevention | $850k | Report on the Cloud Storage Security funding round of April 2026 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2026 | Capsule Security raised a seed roundCapsule Security provides a runtime security platform that monitors and intervenes in AI agent behavior.Investors Forgepoint Capital International and LAMA Partners (fka FXP) | AI security, AI and LLM security | $7m | Report on the Capsule Security funding round of April 2026 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2026 | Artemis Security raised a seed roundArtemis Security provides an AI-native security operations platform that detects, investigates and responds to cyber attacks.Investors Brightmind Partners and First Round Capital | SIEM | $15m | Report on the Artemis Security funding round of April 2026 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2026 | Artemis Security raised a Series A roundArtemis Security provides an AI-native security operations platform that detects, investigates and responds to cyber attacks.Investor Felicis | SIEM | $55m | Report on the Artemis Security funding round of April 2026 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2026 | Almure raised a seed roundInvestors Dual Bridge Capital, Genesia Ventures and NEX-T Tokai Innovation Fund | AI security, AI and LLM security | $1.3m | Report on the Almure funding round of April 2026 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2026 | Variance raised a Series A roundInvestor Ten Eleven Ventures | Fraud prevention, Fraud and payment fraud prevention | $21.5m | Report on the Variance funding round of April 2026 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2026 | Trent AI raised a seed roundProvides an AI security engineer that finds and fixes software risks using coding agents.Investors LocalGlobe and Cambridge Innovation Capital | AI security, AI and LLM security | $13m | Report on the Trent AI funding round of April 2026 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2026 | TAO Digital Solutions raised funding | Consulting, Security consulting and vCISO | $34.7m | Report on the TAO Digital Solutions funding round of April 2026 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2026 | Provally raised a seed roundInvestor Bluepoint | AST, Application security testing | Undisclosed | Report on the Provally funding round of April 2026 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2026 | Mallory raised a seed roundInvestor Decibel Partners | Threat intel, Threat intelligence | Undisclosed | Report on the Mallory funding round of April 2026 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2026 | Aim Intelligence raised a Series A roundInvestor Samsung Venture Investment | AI security, AI and LLM security | $6.7m | Report on the Aim Intelligence funding round of April 2026 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2026 | Test of Things raised a pre-seed roundInvestor Vendep Capital | IoT security, IoT, embedded and product security | $1.4m | Report on the Test of Things funding round of April 2026 (opens in a new tab) |
| April 2026 | TENEX.AI raised a Series B roundInvestor Crosspoint Capital Partners | MDR, Managed detection and response | $250m | Report on the TENEX.AI funding round of April 2026 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2026 | PENEMUE raised a seed roundInvestor 4seedimpact | DRP, Digital risk and brand protection | $2m | Report on the PENEMUE funding round of April 2026 (opens in a new tab) |
| April 2026 | Linx Security raised a Series B roundInvestor Insight Partners | IGA, Identity governance and administration | $50m | Report on the Linx Security funding round of April 2026 (opens in a new tab) |
| April 2026 | Limbik raised debt funding | DRP, Digital risk and brand protection | Undisclosed | Report on the Limbik funding round of April 2026 (opens in a new tab) |
| April 2026 | Kanuki raised a pre-seed round | Audits, Compliance audits (SOC 2, ISO 27001) | $35k | Report on the Kanuki funding round of April 2026 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2026 | Huskeys raised a seed roundInvestors SV Angel, toDay Ventures, 10D, Cyber Club London and Alumni Ventures | SASE, SASE and SSE | $8m | Report on the Huskeys funding round of April 2026 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2026 | Digital Alliance Global Group raised a pre-seed round | Consulting, Security consulting and vCISO | Undisclosed | Report on the Digital Alliance Global Group funding round of April 2026 (opens in a new tab) |
| April 2026 | depthfirst raised a Series B roundInvestor Meritech Capital Partners | Vulnerability management | $80m | Report on the depthfirst funding round of April 2026 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2026 | Censys raised debt fundingCensys maps internet infrastructure and provides intelligence for security operations and exposure management. | ASM, Attack surface management | $30m | Report on the Censys funding round of April 2026 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2026 | Censys raised a Series D roundCensys maps internet infrastructure and provides intelligence for security operations and exposure management.Investor Morgan Stanley Expansion Capital | ASM, Attack surface management | $40m | Report on the Censys funding round of April 2026 (opens in a new tab)via Security, Funded (opens in a new tab) |
| April 2026 | Alcatraz AI raised a Series B roundInvestors BlackPeak Capital, Cogito Capital Partners and Taiwania Capital Management Corporation | IAM, Identity and access management | $50m | Report on the Alcatraz AI funding round of April 2026 (opens in a new tab) |
| April 2026 | WhiteHawk acquired QuixxiDevelops Clarity AI platform to discover, monitor and govern AI systems | AI security, AI and LLM security | Undisclosed | Report on WhiteHawk buying Quixxi, April 2026 (opens in a new tab)via SecurityWeek (opens in a new tab) |