Security & Privacy
Passwords, hashes, encoding and metadata.
14 tools
PDF metadataRead, edit or wipe the title, author and traces left inside a PDF.Caesar cipher / ROT13Shift every letter of the alphabet — the simplest cipher there is.Hash generatorMD5, SHA-1, SHA-256, SHA-512 of a text or a file, plus checksum verification.Password strength checkerMeasure the real entropy of a password and how long it would take to crack.What is my IP address?Your public IP address, plus everything your browser reveals along the way.Base64 encoder / decoderEncode or decode text in Base64, accented characters included.URL encoder / decoderEscape or unescape the special characters of a URL or parameter.JWT decoderRead the header and payload of a JWT, expiry included.Password generatorGenuinely random passwords, generated in your browser and never transmitted.Passphrase generatorPasswords made of real words: easier to remember, just as strong.PIN generatorRandom numeric codes, with no obvious sequences.UUID generatorRandom v4 UUIDs, or short identifiers that sort by time.Random string generatorTokens, API keys, identifiers — in the exact format you need.IBAN checkerCheck an IBAN before sending a transfer — a typo shows up instantly.