secure-chat | A simple secure chat written in c

secure-chat is a Java library. secure-chat has no bugs, it has no vulnerabilities and it has low support. However secure-chat build file is not available. You can download it from GitHub.

this program allows to you to comunicate in a secure way with other users. in order to use this software is necessary retrieve the public key of the user with which you want to talk, and put this in the correct folder (see below for details). you can register to the service and login whenever you want, the passwords are stored locally and protected by sha1 using salt bytes. the session key (used to comunicate among users) is created using diffie-hellman algorithm and,in order to avoid man in the middle attack, every phase of the algorithm is signed by private key(provided by user or created in registration phase). in the end the entire communication is encrypted with des algorithm. whether the rsa keys are not present when a new user is registering, these are created and stored in the test/keyfiles folder (see below). otherwise you can use your pair keys simply putting these in the directory above, renaming