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crypto: drbg - SP800-90A Deterministic Random Bit Generator
This is a clean-room implementation of the DRBG defined in SP800-90A. All three viable DRBGs defined in the standard are implemented: * HMAC: This is the leanest DRBG and compiled per default * Hash: The more complex DRBG can be enabled at compile time * CTR: The most complex DRBG can also be enabled at compile time The DRBG implementation offers the following: * All three DRBG types are implemented with a derivation function. * All DRBG types are available with and without prediction resistance. * All SHA types of SHA-1, SHA-256, SHA-384, SHA-512 are available for the HMAC and Hash DRBGs. * All AES types of AES-128, AES-192 and AES-256 are available for the CTR DRBG. * A self test is implemented with drbg_healthcheck(). * The FIPS 140-2 continuous self test is implemented. Signed-off-by: Stephan Mueller <smueller@chronox.de> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
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crypto/drbg.c
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2007
crypto/drbg.c
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