241 reputation
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bio website cryptonode.org
location United Kingdom
age
visits member for 1 year, 5 months
seen 14 hours ago
  • Fond of Java, Maven and anything related to cryptography.

  • Author of JNCryptor, a Java library that simplifies encrypting data securely with AES.

  • Delighted to now be an Apache Commons commiter (focussed mainly on commons-lang).


Jan
6
comment Digital Signature with Encryption
This question appears to be off-topic because it is about security or cryptography and doesn't include a programming problem.
Jul
31
comment Derive a key from public data using a secret master key
@RickyDemer That's interesting to know. From an implementation perspective, I have reasons why my design is preferable to HKDF. If you would be willing to add an answer with some additional details it would be very helpful to me.
Jul
31
comment Derive a key from public data using a secret master key
@CodesInChaos I've been told it's 64 bits, so that's comfortably smaller than 16 bytes.
Jul
31
comment Derive a key from public data using a secret master key
@CodesInChaos Sorry, I confused one RFC with another in my mind. My comments were probably more applicable to key derivation schemes such as those in PKCS #5.
Apr
21
comment Keys required for cryptography
+1 Excellent answer.