1 files changed, 10 insertions, 0 deletions

diff --git a/security/integrity/ima/Kconfig b/security/integrity/ima/Kconfig
index 81a27971d884..08758fbd496f 100644
--- a/security/integrity/ima/Kconfig
+++ b/security/integrity/ima/Kconfig
@@ -123,3 +123,13 @@ config IMA_APPRAISE
           For more information on integrity appraisal refer to:
           <http://linux-ima.sourceforge.net>
           If unsure, say N.
+
+config IMA_TRUSTED_KEYRING
+        bool "Require all keys on the .ima keyring be signed"
+        depends on IMA_APPRAISE && SYSTEM_TRUSTED_KEYRING
+        depends on INTEGRITY_ASYMMETRIC_KEYS
+        select KEYS_DEBUG_PROC_KEYS
+        default y
+        help
+           This option requires that all keys added to the .ima
+           keyring be signed by a key on the system trusted keyring.