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General Purpose Operating System Security Requirements Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • The operating system must enforce password complexity by requiring that at least one numeric character be used.

    <VulnDiscussion>Use of a complex password helps to increase the time and resources required to compromise the password. Password complexity, ...
    Rule Medium Severity
  • SRG-OS-000072

    <GroupDescription></GroupDescription>
    Group
  • The operating system must require the change of at least 50 percent of the total number of characters when passwords are changed.

    &lt;VulnDiscussion&gt; If the operating system allows the user to consecutively reuse extensive portions of passwords, this increases the chances o...
    Rule Medium Severity
  • SRG-OS-000073

    <GroupDescription></GroupDescription>
    Group
  • The operating system must store only encrypted representations of passwords.

    &lt;VulnDiscussion&gt;Passwords need to be protected at all times, and encryption is the standard method for protecting passwords. If passwords are...
    Rule High Severity
  • SRG-OS-000074

    <GroupDescription></GroupDescription>
    Group
  • The operating system must transmit only encrypted representations of passwords.

    &lt;VulnDiscussion&gt;Passwords need to be protected at all times, and encryption is the standard method for protecting passwords. If passwords are...
    Rule High Severity
  • SRG-OS-000075

    <GroupDescription></GroupDescription>
    Group
  • Operating systems must enforce 24 hours/1 day as the minimum password lifetime.

    &lt;VulnDiscussion&gt;Enforcing a minimum password lifetime helps to prevent repeated password changes to defeat the password reuse or history enfo...
    Rule Medium Severity
  • SRG-OS-000076

    <GroupDescription></GroupDescription>
    Group

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