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Change default password policies

Change default password policies - Linux Tutorial

From the course: LPIC-1 Exam 102 (Version 5.0) Cert Prep

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Change default password policies

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- [Instructor] It's not uncommon for systems to get hacked due to weak passwords. Administrators can tighten up password policies to require a minimum number of characters and character classes. Linux has a credit system that affects the minimum allowed characters for a password. Credits are given if a user uses characters from different classes like lowercase, upper case, digits, and other characters. If our minimum password length is nine, and we include a lowercase letter, then Linux will allow an eight character password such as tqbfjotl. If our minimum password length is nine and we include at least one lower case and one uppercase letter, then Linux will allow a seven character password, such as Tqbfjot. If our minimum password length is nine, and we include at least one lowercase letter, one uppercase letter, and one digit, then it will accept a password that's six characters long, such as Tq8fjo. The…

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