Local Security & Privacy
16 tools available. All calculations and file processing stay 100% private in your browser.
Create 4
- API Key Format GeneratorGenerate realistic mock API key strings with custom service prefixes (e.g. sk_live_, pk_test_) for testing and mocking.
- Cryptographic Random Token GeneratorGenerate high-entropy random tokens in hex, base64, or base64url format using Web Crypto CSPRNG.
- Pronounceable Passphrase GeneratorGenerate memorable, high-entropy passphrases built from pronounceable syllables using cryptographically secure random numbers.
- UUID Generator (Standard Web Crypto)Generate standard unique identifiers on demand with instantaneous browser clipboard copy.
Organize & Edit 1
Calculate & Analyze 1
Inspect & Extract 10
- AES-GCM Text Decryption ToolDecrypt an authenticated AES-256-GCM Base64 envelope using your secret passphrase.
- AES-GCM Text Encryption ToolEncrypt confidential text into a secure Base64 envelope using AES-256-GCM and PBKDF2 key derivation.
- Checksum Hash ComparatorCompare two hash strings side by side with automatic whitespace stripping and case-insensitive matching.
- File Checksum Verifier & MatcherUpload a file and compare its calculated checksum against an expected vendor hash string in one step.
- JWT Sensitive Claim AuditorInspect JSON Web Token (JWT) payloads locally and flag potentially exposed sensitive claims like passwords, secrets, or PII.
- Password Strength & Complexity CheckerEvaluate password complexity, character distribution, and theoretical search-space entropy without sending data to servers.