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This article mainly shows you "Linux common command chpasswd how to use", the content is easy to understand, clear, hope to help you solve doubts, the following let the editor lead you to study and learn "Linux common command chpasswd how to use" this article.

The Linux common command chpasswd command is a tool for updating user passwords in batches, redirecting the contents of a file to / etc/shadow.

Syntax chpasswd (option) option-e: the password entered is encrypted ciphertext;-h: displays help and exits;-m: when the supported password is not encrypted, use MD5 encryption instead of DES encryption. The instance first creates a file corresponding to the user password in the format of username:password, such as abc:abc123, which must be written in this format with no blank lines, save it as a text file user.txt, and then execute the chpasswd command:

Chpasswd above are all the contents of this article entitled "how to use Linux commands chpasswd". Thank you for reading! I believe we all have a certain understanding, hope to share the content to help you, if you want to learn more knowledge, welcome to follow the industry information channel!

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