Canonical is working with Microsoft Defender to improve the security of organizations’ mission-critical Linux workloads  (March 18, 2026) Today Canonical, the publishers of Ubuntu, announce a new security initiative with Microsoft Defender, aimed at deeply reinforcing the security offered along with Canonical’s security maintenance servic […]

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Canonical and Microsoft have announced a security partnership integrating Ubuntu Pro with Microsoft Defender for enterprise Linux environments. The collaboration gives Microsoft Defender customers access to Ubuntu Pro's security maintenance features, including Expanded Security Maintenance (ESM), Livepatch for rebootless kernel updates, and FIPS compliance. Together, the two platforms offer unified threat prevention and detection across hybrid and multi-cloud Linux estates, AI-powered detection using Microsoft's global threat intelligence, and streamlined deployment via tools like Ansible and Puppet.

Canonical collaborates with Microsoft to strengthen enterprise-grade Linux protection