chmod
N/A
chmod
chmod · N/A · chmod · see-aitch-mod · change mode · file permissions · Linux · permissions · files · securityLinuxchange mode file permissions/see-aitch-mod/
Also known as: change mode, file permissions
Last updated August 8, 2026
Definition
chmod changes file or directory permission bits on Unix-like systems, controlling who can read, write, or execute a path.
Real-World Example
chmod 600 private.key ensures only the owner can read a sensitive SSH key file.
References
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