Password Generator

Generate secure passwords and passphrases locally. No network calls - everything is generated on your machine using cryptographically secure random functions.

When to Use

• - Generate strong passwords for accounts
• Create memorable passphrases
• Analyze existing password strength
• Build secure password policies

Quick Start

Generate Strong Password

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Generate Passphrase

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Analyze Password

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Commands

generate [length] [options]

Generate a random password with specified options.

Options:

• - --no-upper - Exclude uppercase letters
• INLINECODE2 - Exclude lowercase letters
• INLINECODE3 - Exclude digits
• INLINECODE4 - Exclude symbols
• INLINECODE5 - Exclude ambiguous characters (0,O,l,I)
• INLINECODE6 - Exclude similar characters

Examples:
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passphrase [word_count] [options]

Generate a memorable passphrase (series of words).

Options:

• - --separator=char - Word separator (default: "-")

Examples:
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analyze <password>

Analyze the strength and composition of a password.

Examples:
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list

List available character sets and excluded characters.

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Password Strength Levels

• - Weak - Short or missing character types
• Medium - Decent length with multiple character types
• Strong - Long with all character types
• Very Strong - Very long with diverse character set

Security Features

• - Uses secrets module for cryptographically secure randomness
• No network requests - all generation is local
• Configurable character sets
• Excludes ambiguous characters option
• Strength analysis and recommendations

Character Sets

• - Lowercase letters: a-z (or a-z without l,o if excluding ambiguous)
• Uppercase letters: A-Z (or A-Z without I,O if excluding ambiguous)
• Digits: 0-9 (or 2-9 if excluding ambiguous)
• Symbols: !@#$%^&*()_+-=[]{}|;:,.<>?~ ## Examples ### Basic Usage CODEBLOCK7 ### For Different Use Cases CODEBLOCK8 ### Analysis Examples CODEBLOCK9 ## Tips - Use at least 12-16 characters for good security - Include all character types when possible - Consider passphrases for better memorability - Avoid using personal information - Use different passwords for different accounts - Consider using a password manager ## Troubleshooting **"Password too weak" warnings:** - Increase length - Add more character types - Use the --exclude-ambiguous option for clarity **"Command not found":** - Ensure Python 3 is installed - Check script permissions: chmod +x scripts/password-gen.py`

Security Notes

• - Generated passwords are shown in plain text
• Copy passwords immediately after generation
• Don't save passwords in command history
• Use secure methods to store generated passwords
• Consider using a password manager for storage