Security & Crypto
Hashes, keys, tokens and password checks, all made in your browser. Everything runs in your browser, so your files never leave your device.
SHA family, MD5, HMAC, CRC, Adler-32 and PBKDF2.
Adler-32 Calculator · Checksum Calculator · CRC16 Calculator · CRC32 Calculator · +9 more
RSA, ECC, Ed25519 and AES keys, API keys, tokens, PEM and SSH.
AES Encrypt & Decrypt · AES Key Generator · API Key Generator · Bulk Password Generator · +14 more
JWT, TOTP, OTP, OAuth and PKCE — inspect them or generate them.
JWT Inspector · JWT Signature Verifier · OAuth State Generator · OAuth URL Generator · +4 more
CSP, CORS, permissions and referrer policy, and SRI hashes.
CORS Header Generator · CSP Generator · CSP Validator · Permissions Policy Generator · +4 more
Other categories
- Compare 26 tools
- Organize PDF 26 tools
- Convert to PDF 24 tools
- Convert from PDF 48 tools
- Optimize PDF 14 tools
- Edit PDF 16 tools
- PDF Security 10 tools
- Excel & Data 28 tools
- Images 129 tools
- Audio 30 tools
- Video 40 tools
- Calculators 223 tools
- Text & Developer 230 tools
- Viewers 44 tools
- Colour & CSS 46 tools
- Files & Archives 25 tools
- Date & Time 74 tools
- Document Inspector 41 tools
- Web Development 103 tools
- Internet & Network 24 tools
- SEO & Website 57 tools
- AI Tools 62 tools
- Business 92 tools
- Social & Creator 29 tools
- SQL Tools 40 tools
- Unit Converters 67 tools
Or see every tool in one list.