Rust Password Generator

A fast, secure random password generator with three strength levels: weak, medium, and strong.

Description

This CLI tool generates random passwords with different complexity options:

• Weak: Lowercase letters only (8 characters)
• Medium: Lowercase, uppercase, and numbers (12 characters)
• Strong: All character types including special symbols (16 characters)

Installation

cargo build --release

Usage

# Generate a strong password (default)
cargo run -- --strength strong

# Generate a medium strength password
cargo run -- --strength medium

# Generate a weak password
cargo run -- --strength weak

# Custom length (default strength is strong)
cargo run -- --strength strong --length 20

# Generate 5 passwords
cargo run -- --strength medium --count 5

# Show help
cargo run -- --help

Examples

$ cargo run -- --strength strong
Generated password: 7kR#mP$xQ2@nL9vB

$ cargo run -- --strength medium --count 3
Generated password: aBc123DeF456
Generated password: XyZ789MnO012
Generated password: pQr345StU678

Features

• Cryptographically secure random generation
• Multiple strength presets
• Custom length and count options
• No external dependencies beyond rand crate