1.3.11 Ensure 'New Password Differs by Characters' is greater than or equal to 3

Information

This checks all new passwords to ensure that they differ by at least three characters from the previous password.
Rationale:
This is one of several settings that, when taken together, ensure that passwords are sufficiently complex as to thwart brute force and dictionary attacks.

Solution

Navigate to Device > Setup > Management > Minimum Password Complexity
Set New Password Differs By Characters to 3 or more
or
Execute the following CLI command:
username@hostname#set mgt-config password-complexity
+ block-repeated-characters Block repeated characters count
+ block-username-inclusion Block inclusion of username and it's reverse
+ enabled Enable minimal password complexity enforcement
+ minimum-length Minimum password length
+ minimum-lowercase-letters Minimum lowercase letters in the password
+ minimum-numeric-letters Minimum numeric(0-9) letters in the password
+ minimum-special-characters Minimum special characters(non-alphanumeric) in the password
+ minimum-uppercase-letters Minimum uppercase letters in the password
+ new-password-differs-by-characters New Password must differ by the count chars
+ password-change-on-first-login Password must change on first time login
+ password-change-period-block Password change block period
+ password-history-count Save password history for password changes
> password-change password-change
<Enter> Finish input
# commit

Default Value:
Not enabled.

See Also

https://workbench.cisecurity.org/files/1780

Item Details

Category: IDENTIFICATION AND AUTHENTICATION

References: 800-53|IA-5(1)(b), CSCv6|5

Plugin: Palo_Alto

Control ID: 44ad0405650d2f029e385bb67b825ce25bf5dab837df43b8ecf86c92ca6ef517