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The Ubuntu operating system must encrypt all stored passwords with a FIPS 140-2 approved cryptographic hashing algorithm.

An XCCDF Rule

Description

Passwords need to be protected at all times, and encryption is the standard method for protecting passwords. If passwords are not encrypted, they can be plainly read (i.e., clear text) and easily compromised.

ID
SV-238325r971535_rule
Version
UBTU-20-010404
Severity
Medium
References
Updated

Remediation Templates

A Manual Procedure

Configure the Ubuntu operating system to encrypt all stored passwords.  
 
Edit/modify the following line in the "/etc/login.defs" file and set "ENCRYPT_METHOD" to SHA512: 
 
ENCRYPT_METHOD SHA512