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AI-analyzed release notes for CNCF graduated and incubating projects.

Project: FalcoClear ×
Falco0.43.0SecurityJan 28, 2026

A maintenance release that removes source-config-path output from release builds, deprecates several userspace interfaces, and rotates the package-signing key. It also includes correctness fixes, dependency updates, and an image-size reduction.

Check if affected (2)

  • breakingSource config path output in release builds

    Applies if you use debug builds.

    Source config path output is now limited to debug builds, so release builds no longer include it.

  • breakingGPG signing key for DEB/RPM packages, rotated

    Applies if you use DEB/RPM packages.

    The GPG key used to sign DEB/RPM packages has been rotated, and all existing packages have been re-signed. The new key fingerprint is 478B2FBBC75F4237B731DA4365106822B35B1B1F.

Plan ahead (4)

  • deprecatedThe --gvisor-generate-config CLI option, deprecated

    Applies if you use --gvisor-generate-config.

    The --gvisor-generate-config CLI option is deprecated in userspace.

  • deprecatedThe legacy eBPF probe, deprecated

    Applies if you use the legacy eBPF probe.

    The legacy eBPF probe is deprecated in userspace.

  • deprecatedThe gVisor engine, deprecated

    Applies if you use the gVisor engine.

    The gVisor engine is deprecated in userspace.

  • + 1 more on the release page
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