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  • 54 votes cast
Jan
14
awarded  Popular Question
Oct
14
awarded  Nice Question
Aug
6
comment AES Secure key generation and storage
@David Crypto is awesome Are you at black hat right now?
Jan
19
awarded  Notable Question
Jan
15
awarded  Popular Question
Sep
29
awarded  Popular Question
Sep
24
awarded  Autobiographer
Jul
2
awarded  Curious
Feb
4
awarded  Popular Question
Aug
30
awarded  Notable Question
Aug
13
awarded  Yearling
Jul
31
awarded  Citizen Patrol
Jul
28
awarded  Nice Question
Apr
22
asked Using the same secret key for encryption and authentication in a Encrypt-then-MAC scheme
Feb
7
comment Is there a problem with constructing a CSPRNG using MD5 or SHA1?
+1 Great paper. The CTR_DRBG CSPRNG design looks great. Do you know of a paper that talks about keystream generators for DRBG?
Feb
7
accepted Is there a problem with constructing a CSPRNG using MD5 or SHA1?
Feb
4
revised Is there a problem with constructing a CSPRNG using MD5 or SHA1?
added 121 characters in body
Feb
4
comment Is there a problem with constructing a CSPRNG using MD5 or SHA1?
@CodesInChaos In this case, using a CRC-like function for mixing, and md5 or sha1 for the output stream.
Feb
4
asked Is there a problem with constructing a CSPRNG using MD5 or SHA1?
Dec
21
comment Efficient Symmetric Mutual Entity Authentication Protocol
@Martin Lundberg if you have a "server" then you can have a "time server". I think that not having time in your current protocol is a mistake.