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Guide to the Secure Configuration of SUSE Linux Enterprise 15

Rules, Groups, and Values defined within the XCCDF Benchmark

  • fail_unlock_time

    Seconds before automatic unlocking or permanently locking after excessive failed logins
    Value
    Show

  • tally2_unlock_time

    Seconds before automatic unlocking or permanently locking after excessive failed logins
    Value
    Show

  • faildelay_delay

    Delay next login attempt after a failed login
    Value
    Show

  • pwhistory_remember

    Prevent password re-use using password history lookup
    Value
    Show

  • Account Lockouts Must Be Logged

    PAM faillock locks an account due to excessive password failures, this event must be logged.
    Rule Medium Severity
    Show

  • Account Lockouts Must Persist

    By setting a `dir` in the faillock configuration account lockouts will persist across reboots.
    Rule Medium Severity
    Show

  • Limit Password Reuse

    Do not allow users to reuse recent passwords. This can be accomplished by using the remember option for the pam_unix or pam_pwhistory PAM modules.
    Rule Medium Severity
    Show

  • Enforce Delay After Failed Logon Attempts

    To configure the system to introduce a delay after failed logon attempts, add or correct the <code>pam_faildelay</code> settings in <code>/etc/pam.d/common-auth</code> to make sure its <code>delay<...
    Rule Medium Severity
    Show

  • Account Lockouts Must Be Logged

    PAM faillock locks an account due to excessive password failures, this event must be logged.
    Rule Medium Severity
    Show

  • Configure the root Account lock for Failed Password Attempts via pam_tally2

    This rule configures the system to lock out the root account after a number of incorrect login attempts using pam_tally2.so.
    Rule Medium Severity
    Show

  • Set Lockout Time for Failed Password Attempts using pam_tally2

    This rule configures the system to lock out accounts during a specified time period after a number of incorrect login attempts using pam_tally2.so.
    Rule Medium Severity
    Show

  • Set Password Strength Minimum Digit Characters

    The pam_cracklib module's <code>dcredit</code> parameter controls requirements for usage of digits in a password. When set to a negative number, any password will be required to contain that many d...
    Rule Medium Severity
    Show

  • Set Password Strength Minimum Different Characters

    The pam_cracklib module's <code>difok</code> parameter controls requirements for usage of different characters during a password change. The number of changed characters refers to the number of cha...
    Rule Medium Severity
    Show

  • Set Password Strength Minimum Lowercase Characters

    The pam_cracklib module's <code>lcredit=</code> parameter controls requirements for usage of lowercase letters in a password. When set to a negative number, any password will be required to contain...
    Rule Medium Severity
    Show

  • Set Password Retry Limit

    The pam_cracklib module's <code>retry</code> parameter controls the maximum number of times to prompt the user for the password before returning with error. Make sure it is configured with a value ...
    Rule Medium Severity
    Show

  • Set Password Strength Minimum Uppercase Characters

    The pam_cracklib module's <code>ucredit=</code> parameter controls requirements for usage of uppercase letters in a password. When set to a negative number, any password will be required to contain...
    Rule Medium Severity
    Show

  • dcredit

    Minimum number of digits in password
    Value
    Show

  • difok

    Minimum number of characters not present in old password
    Value
    Show

  • lcredit

    Minimum number of lower case in password
    Value
    Show

  • minclass

    Minimum number of categories of characters that must exist in a password
    Value
    Show

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