Defenses against
Password-Cracking Attacks
¨Do not select passwords that can be easily guessed by an automated tool
¨Do not use dictionary terms
¨Change passwords at specified intervals
¨Know how to create a good password
–Use first letters of each word from a memorable phrase, mixing in numbers and special characters
¨Use password filtering software to prevent users from choosing easily guessed  passwords
¨Use one-time password tokens or smart cards
¨Use 2 or 3 factor authentication