Prezentare genereala:

Autor :Milton G. Lehrer

Categorie : Calculatoare / IT

Once you’ve encrypted a piece of information, the natural instinct is to think in terms of decrypting it at some point. But the SHA() function is a one-way encryption with no way back. This is to preserve the security of the encrypted data—even if someone hacked into your database and stole all the passwords, they wouldn’t be able to decrypt them. So how is it possible to log in a user if you can’t decrypt their password? You don’t need to know a user’s original password to know if they’ve enter...