Encoding & Security
Cryptographic hashing, keyed HMAC, encoding conversions, and secure token generation right in your browser.
security
Hash & HMAC Generator
Compute SHA-1, SHA-256, SHA-384, SHA-512, and HMAC signatures using native Web Crypto.
In-browser • Free
security
Binary & Hexadecimal Converter
Convert text to binary (01), hexadecimal (0-9A-F), and decode back to plain text.
In-browser • Free
security
ROT13 & ROT47 Cipher
Obfuscate and decode text using ROT13 and ROT47 Caesar substitution ciphers.
In-browser • Free