UnHash is a program that tries a brute force attack against MD5 or SHA1 hashes.
Release Notes: A bug was fixed where in rare circumstances a memory corruption could occur. A sanity check regarding buffer lengths was added. Terminal I/O corruption was fixed.
Release Notes: The bundled MD5 and SHA1 code has been removed. This release has complete reliance on OpenSSL. A floating point exception bug in print_stats() has been fixed. A termio bug where stdout redirection did not work upon SIGINT (Ctl-C) has been fixed. Digest comparisons have been moved out of hash functions into the main loop. There is a new feature to read hashes from a file. Runtime stats are disabled due to various bugs. A linked list to hold digests has been added.
Release Notes: The statistics signal handler was changed. It can be invoked by hitting any key. Minor code cleanup and some bugfixes were done.
Release Notes: A statistics function was added via an alarm signal handler. An overflow in the counter of characters tried was fixed.
Release Notes: A major bug in digestcmp() which had an incorrect comparison logic was fixed. Several function and global variables were shuffled, created, and deleted, resulting in a %5 speed increase.