Many of today’s computer passwords are stored and transmitted in a cryptographic hashed form. A strong password hash algorithm ensures that if the password hash is obtained by unauthorized parties ...

Hashing is a one-way cryptographic function while encryption is designed to work both ways. Encryption algorithms take input and a secret key and generate a random looking output called a ciphertext.

In the movies, hackers typically enter a few keystrokes and gain access to entire networks in a matter of seconds. In the real world however, attackers often start out with nothing more than a ...