| July 2021 | MOQ acquired Dienst Consulting | | $2.8m | Report on MOQ buying Dienst Consulting, July 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2021 | Microsoft acquired RiskIQProvides security management tools and threat intelligence across cloud and on-premises systems | Threat intel, Threat intelligence | $500m | Report on Microsoft buying RiskIQ, July 2021 (opens in a new tab)via Wikipedia (opens in a new tab) |
| July 2021 | Microsoft acquired CloudKnox | | Undisclosed | Report on Microsoft buying CloudKnox, July 2021 (opens in a new tab)via Wikipedia (opens in a new tab) |
| July 2021 | Intrepid acquired Darkblade SystemsSupplies intelligence solutions and supports electronic warfare and counter drone work | | Undisclosed | Report on Intrepid buying Darkblade Systems, July 2021 (opens in a new tab) |
| July 2021 | Imprivata acquired Xton TechnologiesProvides privileged access management solutions for organisations | PAM, Privileged access management | Undisclosed | Report on Imprivata buying Xton Technologies, July 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2021 | ID Technologies acquired Attila SecurityBuilds data protection tools for public and private bodies | | Undisclosed | Report on ID Technologies buying Attila Security, July 2021 (opens in a new tab) |
| July 2021 | HPE acquired ZertoLooks after and safeguards data held in the cloud | Backup, Backup and cyber recovery | $374m | Report on HPE buying Zerto, July 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2021 | Fortinet acquired Sken.AiApplication security innovator supporting DevSecOps | AST, Application security testing | Undisclosed | Report on Fortinet buying Sken.Ai, July 2021 (opens in a new tab)via Wikipedia (opens in a new tab) |
| July 2021 | EY Australia acquired SecureWorxCybersecurity firm complementing EY Australia capabilities, led by its chief executive | Consulting, Security consulting and vCISO | Undisclosed | Report on EY Australia buying SecureWorx, July 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2021 | Exclusive Networks acquired Ignition TechnologyBritish seller of managed security services and young cyber firms | Consulting, Security consulting and vCISO | Undisclosed | Report on Exclusive Networks buying Ignition Technology, July 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2021 | Enea acquired AdaptiveMobile SecuritySecures mobile networks and messaging services | Mobile security | $53m | Report on Enea buying AdaptiveMobile Security, July 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2021 | Deloitte acquired TransientXMakes products for zero trust network access | ZTNA, Zero trust network access | Undisclosed | Report on Deloitte buying TransientX, July 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2021 | Deloitte acquired Sentek GlobalSystems engineering and cybersecurity firm mainly serving the US Navy | Consulting, Security consulting and vCISO | Undisclosed | Report on Deloitte buying Sentek Global, July 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2021 | Dataprise acquired Wireless WatchdogsProvides mobility managed services | Mobile security | Undisclosed | Report on Dataprise buying Wireless Watchdogs, July 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 | ITDR, Identity threat detection and response | Undisclosed | Report on Cybereason buying empow, July 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2021 | CloudTruth acquired TuonoA cloud secrets management startup | Secrets management | Undisclosed | Report on CloudTruth buying Tuono, July 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2021 | Client Solution Architects acquired Capstone | | Undisclosed | Report on Client Solution Architects buying Capstone, July 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2021 | CELESTE acquired Oceanet-TechnologyBuilds, runs and protects cloud systems | CNAPP, Cloud security (CNAPP and CSPM) | Undisclosed | Report on CELESTE buying Oceanet-Technology, July 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2021 | BlueVoyant acquired Marclay AssociatesBritish advisory firm handling breaches and cyber enquiries | IR, Incident response | Undisclosed | Report on BlueVoyant buying Marclay Associates, July 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2021 | BEK Communications Cooperative acquired CyberNet SecurityA cybersecurity firm offering security services | MSSP, Managed security services | Undisclosed | Report on BEK Communications Cooperative buying CyberNet Security, July 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2021 | Barracuda Networks acquired SKOUT CybersecuritySells managed security software to service providers and detection tools | EDR, EDR and XDR | Undisclosed | Report on Barracuda Networks buying SKOUT Cybersecurity, July 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2021 | Avantus Federal acquired Occam’s Razor TechnologiesFocuses on breaking into networks and cyber research work | Pen testing, Penetration testing | Undisclosed | Report on Avantus Federal buying Occam’s Razor Technologies, July 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2021 | ASGN Incorporated acquired IndraSoft IncDelivers cyber defence and digital change work for US authorities | Consulting, Security consulting and vCISO | Undisclosed | Report on ASGN Incorporated buying IndraSoft Inc, July 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2021 | Aqua Security acquired tfsecA free tool that checks infrastructure code for weaknesses | AST, Application security testing | Undisclosed | Report on Aqua Security buying tfsec, July 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| June 2021 | Versar acquired BayFirst SolutionsGives US authorities help with networks, cyber defence and intelligence | MSSP, Managed security services | Undisclosed | Report on Versar buying BayFirst Solutions, June 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| June 2021 | Utimaco acquired REALSECA Spanish firm supplying IT protection and hardware security modules | Encryption, Encryption and key management | Undisclosed | Report on Utimaco buying REALSEC, June 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| June 2021 | Thrive acquired ONIUK data centre services provider that also offers cybersecurity services | MSSP, Managed security services | Undisclosed | Report on Thrive buying ONI, June 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| June 2021 | The Instillery acquired TwoBlackLabsPrivacy consultancy based in New Zealand | Consulting, Security consulting and vCISO | Undisclosed | Report on The Instillery buying TwoBlackLabs, June 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| June 2021 | Synopsys acquired Code DxSpecialises in application vulnerability management and risk reporting | Vulnerability management | Undisclosed | Report on Synopsys buying Code Dx, June 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| June 2021 | Symphony Technology Group acquired FireEye | | $1.2bn | Report on Symphony Technology Group buying FireEye, June 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| June 2021 | SS8 acquired Bivio NetworksLets bodies watch over and protect vital network systems | NDR, Network detection and response | Undisclosed | Report on SS8 buying Bivio Networks, June 2021 (opens in a new tab) |
| June 2021 | SafeToNet acquired Citadel Filters | | Undisclosed | Report on SafeToNet buying Citadel Filters, June 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| June 2021 | Riverside Company acquired CryptomathicDanish provider of secure server solutions | Encryption, Encryption and key management | Undisclosed | Report on Riverside Company buying Cryptomathic, June 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| June 2021 | Pondurance acquired Bearing CybersecuritySpecialises in advisory and assessment services, with a cyber scorecard product | Consulting, Security consulting and vCISO | Undisclosed | Report on Pondurance buying Bearing Cybersecurity, June 2021 (opens in a new tab) |
| June 2021 | Ping Identity acquired SecuredTouchStops automated attacks and assesses identity risk and fraud | Fraud prevention, Fraud and payment fraud prevention | Undisclosed | Report on Ping Identity buying SecuredTouch, June 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| June 2021 | Parsons acquired BlackHorse Solutions | | $203m | Report on Parsons buying BlackHorse Solutions, June 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| June 2021 | OwnBackup acquired Nimmetry | | Undisclosed | Report on OwnBackup buying Nimmetry, June 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| June 2021 | Netwrix acquired New Net Technologies (NNT) | | Undisclosed | Report on Netwrix buying New Net Technologies (NNT), June 2021 (opens in a new tab)via Wikipedia (opens in a new tab) |
| June 2021 | Mobileum acquired Convene NetworksProvides integrated core network solutions for 3G, 4G and 5G networks | | Undisclosed | Report on Mobileum buying Convene Networks, June 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| June 2021 | Mitek acquired ID R&DUses computers to read voices and faces and check people are real | MFA, MFA and passwordless authentication | $49m | Report on Mitek buying ID R&D, June 2021 (opens in a new tab) |
| June 2021 | Microsoft acquired ReFirm LabsHelps businesses find and fix weak links in firmware | IoT security, IoT, embedded and product security | Undisclosed | Report on Microsoft buying ReFirm Labs, June 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| June 2021 | LookingGlass Cyber Solutions acquired AlphaWaveProvides attack surface management solutions from Texas | ASM, Attack surface management | Undisclosed | Report on LookingGlass Cyber Solutions buying AlphaWave, June 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| June 2021 | Kordia acquired SecOps NZManaged security services provider based in New Zealand | MSSP, Managed security services | Undisclosed | Report on Kordia buying SecOps NZ, June 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| June 2021 | JHNA acquired Technology Security Associates (TSA)Provides cybersecurity, anti-tamper and security systems engineering to government | Consulting, Security consulting and vCISO | Undisclosed | Report on JHNA buying Technology Security Associates (TSA), June 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| June 2021 | JFrog acquired Vdoo Connected TrustIoT security company helping deliver software security across releases | IoT security, IoT, embedded and product security | $300m | Report on JFrog buying Vdoo Connected Trust, June 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| June 2021 | FYEO acquired IntelliaggThreat intelligence company whose technology improves automated threat alerting | Threat intel, Threat intelligence | Undisclosed | Report on FYEO buying Intelliagg, June 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| June 2021 | Forcepoint acquired Deep SecureUK firm specialising in protecting organisations against malware | EPP, Endpoint protection and antivirus | Undisclosed | Report on Forcepoint buying Deep Secure, June 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| June 2021 | Evergreen Services Group acquired VirtualArmorManaged security services provider whose operating assets were acquired | MSSP, Managed security services | Undisclosed | Report on Evergreen Services Group buying VirtualArmor, June 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| June 2021 | eSentire acquired CyFIRMakes tools for digital forensics and investigations | IR, Incident response | Undisclosed | Report on eSentire buying CyFIR, June 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| June 2021 | Egress Software Technologies Ltd acquired AquilaiUK firm providing email security solutions with anti-phishing technology | Email security | Undisclosed | Report on Egress Software Technologies Ltd buying Aquilai, June 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |