tjh.dev / kernel
Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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kernel / security / integrity / evm / Kconfig
at v3.10 26 lines 724 B view raw
1config EVM 2 boolean "EVM support" 3 depends on SECURITY && KEYS && (TRUSTED_KEYS=y || TRUSTED_KEYS=n) 4 select CRYPTO_HMAC 5 select CRYPTO_MD5 6 select CRYPTO_SHA1 7 select ENCRYPTED_KEYS 8 default n 9 help 10 EVM protects a file's security extended attributes against 11 integrity attacks. 12 13 If you are unsure how to answer this question, answer N. 14 15config EVM_HMAC_VERSION 16 int "EVM HMAC version" 17 depends on EVM 18 default 2 19 help 20 This options adds EVM HMAC version support. 21 1 - original version 22 2 - add per filesystem unique identifier (UUID) (default) 23 24 WARNING: changing the HMAC calculation method or adding 25 additional info to the calculation, requires existing EVM 26 labeled file systems to be relabeled.