Cheat Sheet logoCheat Sheet Today
Linux Permissions and Security Cheat Sheet/Safely edit sudoers

Open sudoers with syntax checking and locking.

Back to sheetBrowse commands
Sign in to save
Section: Accounts Authentication and Access

Safely edit sudoers

bash
bash
sudo visudo
Explanation

Always use `visudo` instead of editing sudoers directly.

View in sheet →

Learn the surrounding workflow

Compare similar commands or jump into common fixes when this command is part of a bigger troubleshooting path.

Compare commandsView fixes

Related commands

Same sheet · prioritizing Accounts Authentication and Access
Lock user password
Disable password authentication for a user.
OpenIn sheetbashsame section
Show password aging info
Inspect account password expiration details.
OpenIn sheetbashsame section
Query passwd database
Resolve user information through NSS.
OpenIn sheetbashsame section
Query group database
Resolve group entries through NSS.
OpenIn sheetbashsame section
Test SSH daemon config
Validate SSH daemon configuration for syntax errors.
OpenIn sheetbashsame section
Install SSH public key manually
Append a key to authorized_keys.
OpenIn sheetbashsame section