Security & Encryption Tools

Decode, inspect, and verify JSON Web Tokens (JWTs) securely in your browser. Features real-time validation, timestamp conversion, and signature verification.

Advanced JWT token generator with key pair generation, custom claims, and multiple algorithms. Create, customize, and export JWT tokens with ease.

Generate cryptographic hashes (SHA-256, SHA-512, MD5) for files and text. Drag-and-drop files or paste text for instant hash generation with integrity verification.

Generate cryptographically secure passwords with customizable options. Configure length, character sets, and patterns using crypto.getRandomValues() for true randomness.

Real-time password strength analysis with detailed feedback. Check password security based on length, character variety, and common patterns without sending data anywhere.

Encrypt and decrypt text using AES-256-GCM encryption. Secure text sharing with password-based encryption that never leaves your browser.

Generate RSA public/private key pairs directly in your browser. Create keys for SSH, encryption, or signing with customizable key sizes and formats.

Generate Version 4 (random) universally unique identifiers using crypto.randomUUID(). Create single or bulk UUIDs with various formats and validation.