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Count attempted Accesses
2016/01/21 |
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Count attempted Accesses.
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| [1] | If counts of attempted accesses of a user is over the value, the user account will be locked. |
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root@dlp:~#
vi /etc/pam.d/common-auth # deny=N means a user account is locked over N times attempted (root is not applied) # if also apply to root, add "even_deny_root" # unlock_time=N means a locked account will be unlocked after N secconds later (if not specified this value, locked account will not be unlocked automatically) # if specify "even_deny_root", it's also possible to specify locked timed with "root_unlock_time=N"
auth required pam_tally2.so deny=5 unlock_time=60
# here are the per-package modules (the "Primary" block)
auth [success=1 default=ignore] pam_unix.so nullok_secure
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| [2] | Refer to a count of attempted accesses or unlock a locked account manually like follows. |
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# show a count of attempted accesses root@dlp:~# pam_tally2 -u ubuntu Login Failures Latest failure From ubuntu 7 01/22/16 10:17:44 # unlock a locked account manually root@dlp:~# pam_tally2 -r -u ubuntu
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