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28 lines
904 B
Plaintext
28 lines
904 B
Plaintext
---
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syntax: markdown
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tags: [tldr, linux]
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source: https://github.com/tldr-pages/tldr.git
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---
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# chpasswd
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> Change the passwords for multiple users by using `stdin`.
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> See also: `passwd`.
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> More information: <https://manned.org/chpasswd>.
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- Change the password for a specific user:
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`printf "{{username}}:{{new_password}}" | sudo chpasswd`
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- Change the passwords for multiple users (The input text must not contain any spaces.):
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`printf "{{username_1}}:{{new_password_1}}
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{{username_2}}:{{new_password_2}}" | sudo chpasswd`
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- Change the password for a specific user, and specify it in encrypted form:
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`printf "{{username}}:{{new_encrypted_password}}" | sudo chpasswd {{[-e|--encrypted]}}`
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- Change the password for a specific user, and use a specific encryption for the stored password:
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`printf "{{username}}:{{new_password}}" | sudo chpasswd {{[-c|--crypt-method]}} {{NONE|DES|MD5|SHA256|SHA512}}`
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