The network element must enforce the number of characters changed when passwords are changed.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-27339	SRG-NET-000159	SV-34644r1_rule		Medium

Description
Authorization for access to any network element requires an approved and assigned individual account identifier. To ensure only the assigned individual is using the account, the account holder must create a strong password that is privately maintained and changed based on the organization-defined frequency. Password strength is a measure of the effectiveness of a password in resisting guessing, dictionary attacks, as well as, brute-force attacks. It is imperative when changing the password it results in a password not similar to the previous password.

Description

Authorization for access to any network element requires an approved and assigned individual account identifier. To ensure only the assigned individual is using the account, the account holder must create a strong password that is privately maintained and changed based on the organization-defined frequency. Password strength is a measure of the effectiveness of a password in resisting guessing, dictionary attacks, as well as, brute-force attacks. It is imperative when changing the password it results in a password not similar to the previous password.

STIG	Date
Network Security Requirements Guide	2011-12-28

Details

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Fix Text (None)
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