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passgen is a hardened command-line utility for generating secure passwords
in infrastructure, sysadmin, and automation environments. It focuses on practicality, speed, and system-level reliability.
- Offline password generator (no telemetry, no internet access)
- Fully self-contained Linux x86_64 static binary
- Customizable output (letters, digits, symbols)
- Generates one or multiple passwords at once
- Output to terminal or file
- Secure file deletion supported
Get the latest release from Releases:
wget https://github.com/SilentPuck/passgen/releases/download/v1.1/passgen
chmod +x passgen
./passgen -n 20 -l -d -s -c 3
This command generates 3 passwords, 20 characters each, using letters, digits, and symbols.
-n <number> Password length (min: 8)
-c <number> Number of passwords to generate (default: 1)
-l Use letters (a-z, A-Z)
-d Use digits (0-9)
-s Use special characters (!@#$...)
-o <filename> Save passwords to file
--auto-name Auto-generate file name
--remove Securely delete file
--silent Do not print to terminal
--version Show version info
--help Show help
- CI validates binary execution on every commit
- Built and tested with:
- -fsanitize=address
- -fsanitize=undefined
- valgrind --leak-check=full
This is a binary-only release.
No source code is distributed publicly.
See the Wiki for full details, including:
- Real-world sysadmin usage
- Password scripting examples
- File handling and secure deletion
- Project goals and philosophy
Support development via Wiki → Donate
🛠️ Built with clarity and intent by SilentPuck
