cryptography-tools

• Phase 1: Registration

  In order to create an account users should enter the following informations :

  1. Email address (should be a real one)
  2. Username
  3. Password (should follow OWASP password strength recommendations + should not be pnwed)

The entered informations will be validated as follows :

The data will be saved in a user table (Username, Email, pwd (hashed using Argon2id)) in a monogodb database.

• Phase 2: Authentication

  The authentication process is as follows :

  

• Phase 3: Menu + Chatroom

  1. Coding/decoding of a message
  2. Hash of a message/Cracking a hashed message (Md5, SHA1, SHA256, ...)
  3. Symmetric/Asymmetric encryption/decryption of a message (AES256, RSA, Elgamal, ..)
  4. Secure communication between two clients (ChatRoom) using hybrid cryptosystem