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crypto: cts - document NIST standard status

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cts(cbc(aes)) as used in the kernel has been added to NIST
standard as CBC-CS3. Document it as such.

Signed-off-by: Gilad Ben-Yossef <[email protected]>
Suggested-by: Stephan Mueller <[email protected]>
Acked-by: Ard Biesheuvel <[email protected]>
Signed-off-by: Herbert Xu <[email protected]>
This commit is contained in:
Gilad Ben-Yossef 2018-11-05 12:05:01 +00:00 • committed by Herbert Xu
commit ecd6d5c9cb
1 changed files with 5 additions and 2 deletions
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7
crypto/Kconfig
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@ -430,11 +430,14 @@ config CRYPTO_CTS
help
CTS: Cipher Text Stealing
This is the Cipher Text Stealing mode as described by
Section 8 of rfc2040 and referenced by rfc3962.
(rfc3962 includes errata information in its Appendix A)
Section 8 of rfc2040 and referenced by rfc3962
(rfc3962 includes errata information in its Appendix A) or
CBC-CS3 as defined by NIST in Sp800-38A addendum from Oct 2010.
This mode is required for Kerberos gss mechanism support
for AES encryption.
See: https://csrc.nist.gov/publications/detail/sp/800-38a/addendum/final
config CRYPTO_ECB
tristate "ECB support"
select CRYPTO_BLKCIPHER