securepasslib 1.0.3

Secure password validation, strength analysis, generation, and breach checking library

SecurePassLib 🔒

A professional Python library for secure password management:
✅ Password validation
✅ Password strength analysis
✅ Breach checking (HaveIBeenPwned API)
✅ Secure password generation
✅ CLI tool support

Built with security standards and flexibility in mind.

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✨ Features

• Password Validation

  • Customizable password policies (min length, digits, specials, etc.)
  • Predefined validation errors for easy integration.

• Password Strength Analysis

  • Entropy calculation (bits) based on character pool size.
  • Text-based strength scoring (Very Weak → Very Strong).
  • Smart password improvement suggestions.

• Password Generation

  • Random secure password generator.
  • Template-based password generation (customizable patterns like LL-DD-SS).
  • Word-based, human-friendly password formats.

• Password Breach Checking

  • Safe checking using k-Anonymity model against HaveIBeenPwned API.
  • No full password is ever sent to external servers.

• CLI Tools

  • Generate, validate, analyze, breach-check passwords directly from terminal.

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📦 Installation

pip install securepasslib