| July 2026 | Okta acquired Permiso SecurityProvides continuous identity threat detection across cloud environments | $200m | Report on Okta buying Permiso Security, July 2026 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| June 2026 | SailPoint acquired EntroCompany protects machine accounts and secret login details | $200m | Report on SailPoint buying Entro, June 2026 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| June 2026 | Quest Software acquired AnetacIdentity observability vendor | Undisclosed | Report on Quest Software buying Anetac, June 2026 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| June 2026 | Cisco acquired WideField SecurityIdentity threat detection startup correlating identity and session data | Undisclosed | Report on Cisco buying WideField Security, June 2026 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| April 2026 | Silverfort acquired Fabrix SecurityBuilds an AI decisioning engine for autonomous identity security | Undisclosed | Report on Silverfort buying Fabrix Security, April 2026 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| December 2025 | Cyderes acquired LucidumA data layer built around identity for current cyber defence | Undisclosed | Report on Cyderes buying Lucidum, December 2025 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| November 2025 | WALLIX acquired MalizenAnalyses user behaviour with AI to detect anomalies and cyber risks | Undisclosed | Report on WALLIX buying Malizen, November 2025 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| November 2025 | Huntress acquired Inside AgentFinds threats and rogue staff inside Microsoft 365 automatically | Undisclosed | Report on Huntress buying Inside Agent, November 2025 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| October 2025 | JumpCloud acquired BreezA tool for spotting, probing and answering identity dangers | Undisclosed | Report on JumpCloud buying Breez, October 2025 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| October 2025 | Imprivata acquired VerosintDetects and responds to identity-based threats using AI risk intelligence | Undisclosed | Report on Imprivata buying Verosint, October 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 | Undisclosed | Report on F5 buying Fletch, May 2025 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| March 2025 | TrustedSec acquired TrimarcActive Directory and identity security expertise and services | Undisclosed | Report on TrustedSec buying Trimarc, March 2025 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| February 2025 | LexisNexis Risk Solutions acquired IDVerseAI document authentication and fraud detection for identity verification and liveness checks | Undisclosed | Report on LexisNexis Risk Solutions buying IDVerse, February 2025 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| January 2024 | Delinea acquired AuthomizeIdentity threat detection and response technologies for access management | Undisclosed | Report on Delinea buying Authomize, January 2024 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| December 2023 | Okta acquired Spera SecurityAn Israeli new company guarding identities and managing security positions | Undisclosed | Report on Okta buying Spera Security, December 2023 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2023 | Cisco acquired OortYoung company selling tools that spot and stop attacks on user identities | Undisclosed | Report on Cisco buying Oort, July 2023 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| May 2023 | Oura acquired ProxyProvides a digital identity signal platform | Undisclosed | Report on Oura buying Proxy, May 2023 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| December 2022 | Proofpoint acquired Illusive Networks | Undisclosed | Report on Proofpoint buying Illusive Networks, December 2022 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| April 2022 | SilverSky acquired CybraicsOffers AI and machine learning behavioural analytics technology | Undisclosed | Report on SilverSky buying Cybraics, April 2022 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| March 2022 | SentinelOne acquired Attivo NetworksSpecialises in breach detection technology for identity-based threats | $616.5m | Report on SentinelOne buying Attivo Networks, March 2022 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| October 2021 | TransUnion acquired SontiqProvides identity security and identity monitoring products using credit data | $638m | Report on TransUnion buying Sontiq, October 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| September 2021 | TransUnion acquired NeustarIdentity resolution company with marketing, fraud and communications solutions | $3.1bn | Report on TransUnion buying Neustar, September 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2021 | Cybereason acquired empowIsraeli firm analysing security data with forecasting methods | Undisclosed | Report on Cybereason buying empow, July 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| March 2021 | Sontiq acquired Breach ClarityProvides personalised breach risk intelligence technology | Undisclosed | Report on Sontiq buying Breach Clarity, March 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| February 2021 | Tenable acquired AlsidSpecialises in Active Directory security | $98m | Report on Tenable buying Alsid, February 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |