The modsig keyword can be used in the IMA policy to allow a hook
to accept such signatures.
-config IMA_TRUSTED_KEYRING
- bool "Require all keys on the .ima keyring be signed (deprecated)"
- depends on IMA_APPRAISE && SYSTEM_TRUSTED_KEYRING
- depends on INTEGRITY_ASYMMETRIC_KEYS
- select INTEGRITY_TRUSTED_KEYRING
- default y
- help
- This option requires that all keys added to the .ima
- keyring be signed by a key on the system trusted keyring.
-
- This option is deprecated in favor of INTEGRITY_TRUSTED_KEYRING
-
config IMA_KEYRINGS_PERMIT_SIGNED_BY_BUILTIN_OR_SECONDARY
bool "Permit keys validly signed by a built-in or secondary CA cert (EXPERIMENTAL)"
depends on SYSTEM_TRUSTED_KEYRING