isosteg use the steganography to insert or extract data into any iso9660 filesystem image without damage the legacy data. Is usefull to test if a burned iso9660 cd-rom contain steganographied data.
ReHash is an easy-to-use console-based hash calculation tool written in C++. It supports many algorithms and output formats and it can be fully configured using some of the many command-line arguments which can be passed to the tool.