Security Tools
Password strength, hashing, checksums and crypto utilities
Password Generator
Generate strong secure passwords
URL Encoder
Encode and decode URLs
Password Strength Checker
Analyze password strength in real time
Random String Generator
Generate random strings with custom rules
HMAC Generator
Generate HMAC SHA1/SHA256 hashes
File Checksum Generator
MD5, SHA1, SHA256, SHA512 for uploaded files
SHA-256 Checker
Generate and verify SHA-256 hashes, or sign/verify with HMAC-SHA-256
SHA-1 Checker
Generate and verify SHA-1 hashes from text or files
SHA-512 Checker
Generate and verify SHA-512 hashes from text or files
PBKDF2 Generator
Derive and verify keys using PBKDF2 in the browser
RSA Key Generator
Generate RSA key pairs and export them in PEM format
JWT Generator
Create and sign JSON Web Tokens with HS256/384/512
UUID Validator
Validate and inspect UUID/GUID formats and versions
Password Entropy Calculator
Calculate password entropy bits and estimate crack time
Secure Passphrase Generator
Generate diceware-style memorable secure passphrases