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This article introduces the knowledge of "how to check whether the user is locked by linux". In the operation of actual cases, many people will encounter such a dilemma, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

Method: 1. Execute "passwd-S daygeek" or "passwd-- status daygeek". If the output information contains "LK", it means it is locked. 2. Execute "grep daygeek / etc/shadow". If the password is preceded by two exclamation marks, it is locked.

The operating environment of this tutorial: linux5.9.8 system, Dell G3 computer.

The method of checking whether the user is locked by linux

Method 1: use the passwd command

Check the user account lockout status through the passwd command

# passwd-S daygeek or # passwd-- status daygeek

This outputs short information about the password status of a given account.

LK: password is locked

NP: no password set

PS: password is set

Method 2: use the grep daygeek / etc/shadow command

Use the / etc/shadow file to check the status of locked user accounts. If the account is locked, the password will be preceded by two exclamation marks.

Expand knowledge:

Use the-u switch to run the passwd command to unlock a given user account.

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