'Collision attacks' presentation slideshows

Hashing: SHA256 Tayler Angevine Bachelor of Arts Dr. Ken Blaha 3/13/2014

416 views • 25 slides

Password Hashing

Password Hashing. Dan Johnson. What is a hashing function?. Fingerprint for a given piece of data Typically generated by a mathematical algorithm Produces a fixed length string as its output Hashes are sometimes called a checksum or message digests. Cryptographic hashing functions.

748 views • 19 slides

Message Authentication Code

Message Authentication Code. July 2011. Message Authentication Problem. Message Authentication is concerned with: protecting the integrity of a message validating identity of originator How to detect changes by adversary to message? Ancient solution : sign and seal

618 views • 18 slides