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What is Dictionary attack
Dictionary attack is a technique of the attack to the password using familiar words from a list of known or probable words.

The dictionary attack is an attack technique on password using familiar words from the dictionary. It’s faster and more efficient way than known Brute force attack.

How does a dictionary attack in practice?

The attacker tries substituting familiar or know words to the password from a list of words that could probably be used as a password (they have some connection with the user - name, children’s names, street name apodobně). As the source can use a dictionary.

How to defend against dictionary attacks?

Against him is simple defense, respectively, reducing the risk of breaking through a dictionary attack:

  • Do not use a password made up of single words, and certainly not simply guessable (first name, last name, street address, phone number, favorite athlete)
  • If you use the words, then combine them with numbers or a combine languages (eg. thyz contraseña IS a pyece of torta)
  • Use a strong password- this means is that there should be at least 8 characters with a combination of uppercase and lowercase letters and numbers.
  • Change your password once every three months

Related terms and methods:

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Last update: 02.08.2015


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