summaryrefslogtreecommitdiffstats
path: root/security/integrity/evm/Kconfig
blob: d35b4915b00d4722e76464baba6b272ce86332f0 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
config EVM
	boolean "EVM support"
	depends on SECURITY
	select KEYS
	select ENCRYPTED_KEYS
	select CRYPTO_HMAC
	select CRYPTO_SHA1
	default n
	help
	  EVM protects a file's security extended attributes against
	  integrity attacks.

	  If you are unsure how to answer this question, answer N.

config EVM_HMAC_VERSION
	int "EVM HMAC version"
	depends on EVM
	default 2
	help
	  This options adds EVM HMAC version support.
	  1 - original version
	  2 - add per filesystem unique identifier (UUID) (default)

	  WARNING: changing the HMAC calculation method or adding 
	  additional info to the calculation, requires existing EVM
	  labeled file systems to be relabeled.