crosmental.blogg.se - Good strong passwords

#GOOD STRONG PASSWORDS PASSWORD#

#GOOD STRONG PASSWORDS PASSWORD#

Having special characters in a password does not make it stronger.

There is no such thing as the strength of a password, there is only the strength of a password generation process. It's a myth that's spread by a lot of websites, but it's still a myth. The idea of “password strength” is a myth. "There is only the strength of a password generation process" Should contain three (3) of the following character types.

Is significantly different from your previous password.

Does not contain a complete dictionary word.

Does not contain your user name, real name, organization name, family member's names or names of your pets.

A strong password is defined as any password which meets the following criteria:Īt least fifteen (15) characters in length. "Strong Passwords" or "Strength of a password generation process"Īpplications, and libraries exist for your Ubuntu system to assist in generating, or enforcing strong passwords. This guide is for anyone with sufficient experience with the GNU/Linux command-line, including installing packages using apt-get, and executing command-line tools who also has an interest in passwords, and generating strong passwords with a command-line utility. Such principles are beyond the scope of this guide, and the reader is requested to see the resources presented at the end of this guide for further information on passwords, and formal password policies. This guide does not recommend a formal password policy, including rotation/change scheduling, re-use prevention strategies, and the like.

This guide demonstrates the generation of strong passwords with applications available to Ubuntu. If the password you choose is based on common information such as a dictionary word, an attacker may use a so-called "dictionary attack" method of determining your password, and subsequently compromise the account, or data protected with that password. Choosing a strong password for any application, or service which may require one is extremely important.

Passwords are the most commonly used security tactic in computing, and are frequently used to protect sensitive information, such as your e-mail account, or your Ubuntu user account. Many security mechanisms present in Ubuntu and elsewhere require a password. "There is only the strength of a password generation process"."Strong Passwords" or "Strength of a password generation process".