23 Password Security Tools

Complete suite of 23 free password and security tools to help you create, analyze, hash, and manage secure passwords and cryptographic keys. All tools run locally in your browser for maximum privacy.

100% Private
Instant Results
Always Free

Password Generators

Create secure passwords for any use case

Enterprise

Bulk Password Generator

Generate 10-1000 passwords at once with export options for enterprise use.

  • 1000 passwords
  • CSV/JSON export
  • Batch operations
  • Strength metrics
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Memorable Password Generator

Create passwords you can actually remember using words, sentences, or mnemonics.

  • Word-based
  • Sentence method
  • Mnemonic generation
  • Memory tips
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Pronounceable Password Generator

Generate passwords that are easy to say and remember, perfect for phone dictation.

  • Phonetic patterns
  • Easy to pronounce
  • Text-to-speech
  • Custom syllables
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PIN Code Generator

Create secure 4-8 digit PIN codes with pattern detection and security filtering.

  • 4/6/8 digit PINs
  • Pattern detection
  • Blacklist filtering
  • Multiple PINs
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Username Generator

Generate unique usernames for gaming, social media, or professional use.

  • Gaming style
  • Professional style
  • Email-friendly
  • Custom prefixes
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WiFi Password Generator

Generate secure WiFi passwords with QR codes for instant connection.

  • WPA2/WPA3
  • QR code sharing
  • Router compatible
  • Print friendly
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Developer

API Key Generator

Generate secure API keys, tokens, and secrets in multiple formats for developers.

  • UUID/Hex/Base64
  • Custom prefixes
  • Bulk generation
  • Developer tools
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New

UUID Generator

Generate random UUIDs/GUIDs in multiple versions for unique identifiers.

  • UUIDv4 & v1
  • Bulk generation
  • Nil UUID
  • Copy & export
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New

License Key Generator

Generate software license keys with custom formats and validation patterns.

  • Custom formats
  • Bulk generation
  • Validation rules
  • Export options
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New

Security Question Generator

Generate secure, memorable security questions and answers for account recovery.

  • Custom categories
  • Memorable answers
  • Privacy-focused
  • Export options
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New

Email Alias Generator

Generate temporary email aliases for privacy protection and spam prevention.

  • Disposable emails
  • Custom domains
  • Privacy protection
  • Bulk generation
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Analysis & Testing Tools

Test and analyze password strength

Popular

Password Strength Checker

Test your password security with real-time strength analysis and entropy calculation.

  • Real-time analysis
  • Entropy calculation
  • Security tips
  • 100% private
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New

Password Attack Simulator

Simulate brute force attacks to understand password strength and crack time.

  • Brute force sim
  • Dictionary attacks
  • Crack time estimates
  • Educational
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Password Pattern Analyzer

Detect weak patterns, keyboard walks, and common vulnerabilities in passwords.

  • Pattern detection
  • Risk assessment
  • Educational insights
  • Security tips
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Password Entropy Calculator

Measure true password strength with detailed entropy analysis and crack time estimates.

  • Entropy calculation
  • Crack time analysis
  • Character pool metrics
  • Educational
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Password Comparison Tool

Compare 2-5 passwords side-by-side to find the most secure option.

  • Side-by-side view
  • Strength metrics
  • Winner detection
  • Detailed table
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Security & Cryptography Tools

Hash, sign, and secure your data

New

SSH Key Pair Generator

Generate RSA/ECDSA/Ed25519 SSH key pairs for secure server authentication.

  • Multiple algorithms
  • Custom key sizes
  • Public/private keys
  • Copy & download
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New

JWT Token Tool

Generate, decode, and validate JSON Web Tokens with signature verification.

  • Generate JWTs
  • Decode tokens
  • Signature verify
  • Custom claims
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New

Password Hasher

Hash passwords using bcrypt, SHA-256, MD5, and other secure algorithms.

  • Multiple algorithms
  • Salt generation
  • Hash comparison
  • Educational
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New

HMAC Generator

Generate HMAC signatures for API authentication and data integrity verification.

  • SHA-256/512
  • Custom secrets
  • API signing
  • Hex/Base64 output
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Converters & Utilities

Encode, decode, and share securely

New

Base64 Encoder/Decoder

Encode and decode text, passwords, or data to/from Base64 format.

  • Bidirectional
  • UTF-8 support
  • Copy output
  • File encoding
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QR Code Password Sharing

Convert passwords to scannable QR codes for easy and secure sharing.

  • Instant sharing
  • Print & download
  • No typing needed
  • Secure transfer
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Need a Quick Password?

Use our main password generator for instant, secure passwords with full customization options.

Go to Main Generator

Privacy First

All tools run 100% locally in your browser. Your passwords never leave your device and are never sent to any server.

Fast & Reliable

Instant results with no delays. Our tools use cryptographically secure random generation for maximum security.

Always Free

No registration, no subscriptions, no limits. Use all our tools completely free forever.