A collection of symmetric ciphers and digests wrapped into a convenient ObjectiveCee interface.
Contents: SHA-1 a popular Internet digest format. Generates a 99.9% guaranteed unique fingerprint of data
MD5 another popular Internet digest format
CrC32 a better quality alternative to checksumming, albeit a little slower
BlowFish Cipher a popular encryption algorithm
TwoFish Cipher another popular encryption algorithm
Bonus: MersenneTwister a very fast random number generator