| August 2021 | Sophos acquired RefactrProvides a DevSecOps automation platform | | Undisclosed | Report on Sophos buying Refactr, August 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| August 2021 | SilverSky acquired Advanced Computer Solutions GroupProvides cybersecurity solutions to educational institutions and other organisations | MSSP, Managed security services | Undisclosed | Report on SilverSky buying Advanced Computer Solutions Group, August 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| August 2021 | SGT Capital acquired UtimacoUtimaco provides hardware security modules, encryption, and key management for data protection and critical infrastructure. | Encryption, Encryption and key management | Undisclosed | Report on SGT Capital buying Utimaco, August 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| August 2021 | RubinBrown acquired Liberty Technology Advisors | | Undisclosed | Report on RubinBrown buying Liberty Technology Advisors, August 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| August 2021 | Qualys acquired TotalCloudTool for managing cloud tasks and building automation without coding, covering security and rules | CNAPP, Cloud security (CNAPP and CSPM) | Undisclosed | Report on Qualys buying TotalCloud, August 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| August 2021 | OwnBackup acquired RevCultWorks on keeping Salesforce systems safe and properly controlled | SSPM, SaaS security | Undisclosed | Report on OwnBackup buying RevCult, August 2021 (opens in a new tab) |
| August 2021 | Otava acquired NewCloud NetworksSpecialises in cloud solutions including managed security services | MSSP, Managed security services | Undisclosed | Report on Otava buying NewCloud Networks, August 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| August 2021 | Okta acquired atSpokeWorkplace operations platform with access request workflow capability | IGA, Identity governance and administration | $90m | Report on Okta buying atSpoke, August 2021 (opens in a new tab)via Wikipedia (opens in a new tab) |
| August 2021 | NortonLifeLock acquired AvastConsumer cybersecurity company | EPP, Endpoint protection and antivirus | Undisclosed | Report on NortonLifeLock buying Avast, August 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| August 2021 | Nexon Asia Pacific acquired Equate TechnologiesOffers advice and protection against digital threats and business risks | Consulting, Security consulting and vCISO | Undisclosed | Report on Nexon Asia Pacific buying Equate Technologies, August 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| August 2021 | Meriplex acquired GNT SolutionsManaged service provider based in California | MSSP, Managed security services | Undisclosed | Report on Meriplex buying GNT Solutions, August 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| August 2021 | Mandiant acquired IntrigueGives companies technology to map their attack surface | ASM, Attack surface management | Undisclosed | Report on Mandiant buying Intrigue, August 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| August 2021 | LexisNexis Risk Solutions acquired TruNarrativeOffers a cloud system to spot and stop financial crime | Fraud prevention, Fraud and payment fraud prevention | Undisclosed | Report on LexisNexis Risk Solutions buying TruNarrative, August 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| August 2021 | KBR acquired Frazer-Nash ConsultancyOffers engineering, assurance and technology advice, including cyber work | Consulting, Security consulting and vCISO | $400m | Report on KBR buying Frazer-Nash Consultancy, August 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| August 2021 | iVision acquired Carve SystemsWorks on keeping information safe, teaching staff and handling risk | Consulting, Security consulting and vCISO | Undisclosed | Report on iVision buying Carve Systems, August 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| August 2021 | Ivanti Wavelink acquired WIIO Group | | Undisclosed | Report on Ivanti Wavelink buying WIIO Group, August 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| August 2021 | Ivanti acquired RiskSenseOffers vulnerability management and risk-based prioritisation software | Vulnerability management | Undisclosed | Report on Ivanti buying RiskSense, August 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| August 2021 | HackerU acquired CybintProvides SaaS cyber education and digital skills training | Awareness training, Security awareness and human risk | $50m | Report on HackerU buying Cybint, August 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| August 2021 | GoVanguard acquired Gotham SecurityProvides red-teaming and penetration testing services | Pen testing, Penetration testing | Undisclosed | Report on GoVanguard buying Gotham Security, August 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| August 2021 | Feedzai acquired RevelockOffers behavioural biometrics platform for digital identity and fraud detection | Fraud prevention, Fraud and payment fraud prevention | Undisclosed | Report on Feedzai buying Revelock, August 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| August 2021 | Extreme Networks acquired InfovistaProvides SD-WAN connectivity and security as a cloud-managed service | SASE, SASE and SSE | $73m | Report on Extreme Networks buying Infovista, August 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| August 2021 | Elastic acquired CmdProvides runtime security for cloud infrastructure | CWPP, Cloud workload and container security | Undisclosed | Report on Elastic buying Cmd, August 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| August 2021 | Elastic acquired build.securityLets firms apply rules about who may reach cloud resources | CWPP, Cloud workload and container security | Undisclosed | Report on Elastic buying build.security, August 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| August 2021 | Ekco acquired Ward SolutionsInformation security consultancy offering pentesting, cloud security, risk and incident response | Consulting, Security consulting and vCISO | Undisclosed | Report on Ekco buying Ward Solutions, August 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| August 2021 | Deloitte acquired Applied Engineering SolutionsThe arm of Applied Engineering Solutions dealing with factory cyber protection | OT security, OT and ICS security | Undisclosed | Report on Deloitte buying Applied Engineering Solutions, August 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| August 2021 | DarkPulse acquired OptilanProvides security and communications systems including cyber and physical | | Undisclosed | Report on DarkPulse buying Optilan, August 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| August 2021 | Crossword Cybersecurity acquired Stega UKThreat intelligence and monitoring company based in the UK | Threat intel, Threat intelligence | $2.5m | Report on Crossword Cybersecurity buying Stega UK, August 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| August 2021 | Chess acquired ArmadilloOffers intrusion testing, weakness checks and simulated attacks | Pen testing, Penetration testing | Undisclosed | Report on Chess buying Armadillo, August 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| August 2021 | Checkmarx acquired DusticoBuilds tools that spot tampered code packages in supply chains | SCA, Software supply chain and SBOM | Undisclosed | Report on Checkmarx buying Dustico, August 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| August 2021 | Check Point acquired AvananProvides cloud email security solutions | Email security | Undisclosed | Report on Check Point buying Avanan, August 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| August 2021 | Cerberus Sentinel acquired VelocITDelivers ongoing services and plans to centre on combined risk work | MSSP, Managed security services | Undisclosed | Report on Cerberus Sentinel buying VelocIT, August 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| August 2021 | CDW Corporation acquired Focal Point Data RiskSpecialises in data risk management | GRC, GRC and compliance automation | Undisclosed | Report on CDW Corporation buying Focal Point Data Risk, August 2021 (opens in a new tab) |
| August 2021 | BreachQuest acquired Rendition InfosecWorks on digital evidence, breach handling, checks and finding weaknesses | IR, Incident response | Undisclosed | Report on BreachQuest buying Rendition Infosec, August 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| August 2021 | BlueHalo acquired Intelligent Automation | | Undisclosed | Report on BlueHalo buying Intelligent Automation, August 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2021 | Zimperium acquired whiteCryptionProvides privileged access management solutions | PAM, Privileged access management | Undisclosed | Report on Zimperium buying whiteCryption, July 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2021 | ZeroFox acquired VigilanteSpecialises in dark web threat intelligence | Threat intel, Threat intelligence | Undisclosed | Report on ZeroFox buying Vigilante, July 2021 (opens in a new tab) |
| July 2021 | View, Inc acquired IoTiumRuns secure cloud-based networks linking everyday devices | IoT security, IoT, embedded and product security | Undisclosed | Report on View, Inc buying IoTium, July 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2021 | Telefónica Tech acquired Cancom UK&I | | $470m | Report on Telefónica Tech buying Cancom UK&I, July 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2021 | Sysdig acquired ApolicyProvides infrastructure as code security for cloud environments | CNAPP, Cloud security (CNAPP and CSPM) | Undisclosed | Report on Sysdig buying Apolicy, July 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2021 | Symphony Technology Group acquired McAfee EnterpriseCybersecurity firm focused on threat detection and response using machine learning | EDR, EDR and XDR | $4bn | Report on Symphony Technology Group buying McAfee Enterprise, July 2021 (opens in a new tab)via Wikipedia (opens in a new tab) |
| July 2021 | Swiss Post acquired TresoritSecure file sharing company for encrypted data transfer | | Undisclosed | Report on Swiss Post buying Tresorit, July 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2021 | Sophos acquired Capsule8Linux protection for servers and containers, runtime detection and response | CWPP, Cloud workload and container security | Undisclosed | Report on Sophos buying Capsule8, July 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2021 | Sophos acquired BraintraceCybersecurity provider selling network detection and response technology | NDR, Network detection and response | Undisclosed | Report on Sophos buying Braintrace, July 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2021 | Rapid7 acquired IntsightsThreat intelligence startup whose technology feeds extended detection and response | Threat intel, Threat intelligence | $335m | Report on Rapid7 buying Intsights, July 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2021 | PSI acquired ProSphere Tek | | Undisclosed | Report on PSI buying ProSphere Tek, July 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2021 | Pixel Holdco acquired CyphraNorthern Irish firm selling cybersecurity solutions and services | | Undisclosed | Report on Pixel Holdco buying Cyphra, July 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2021 | Patria Investments acquired NeoSecureCybersecurity firm operating across several South American countries | | Undisclosed | Report on Patria Investments buying NeoSecure, July 2021 (opens in a new tab) |
| July 2021 | Outpost24 acquired BluelivSpanish firm providing threat intelligence to monitor the threat landscape | Threat intel, Threat intelligence | Undisclosed | Report on Outpost24 buying Blueliv, July 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2021 | OPSWAT acquired Bayshore NetworksProvides industrial cybersecurity products for operational technology environments | OT security, OT and ICS security | Undisclosed | Report on OPSWAT buying Bayshore Networks, July 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |
| July 2021 | Onegini acquired iWelcomeProvides consumer identity and access management solutions | CIAM, Customer identity | Undisclosed | Report on Onegini buying iWelcome, July 2021 (opens in a new tab)via SecurityWeek (opens in a new tab) |