Online Security Tools

Local security helpers for credentials and identifiers.

Identify FileFind out what a file really is by reading its content instead of its extension, then open it with the tool that reads it.View EXIF RemoverStrip EXIF, GPS location and other hidden metadata from photos before sharing them, without recompressing the image.Images PasswordGenerate strong random passwords locally in the browser.Security JWT DecoderDecode a JWT header and payload and check its expiry, entirely in your browser.Developer Card ValidatorCheck whether a card number is structurally valid and identify its network, entirely offline.Security IBAN ValidatorCheck whether an IBAN is structurally valid using the standard checksum, entirely offline.Security Sign PDFDraw your signature and place it on any page of a PDF, entirely in your browser: the document is never uploaded.PDF Hash GeneratorGenerate SHA-1, SHA-256, SHA-384 and SHA-512 hashes of any text, entirely in your browser.Developer Password StrengthCheck how strong a password is and get specific suggestions to improve it, entirely offline.Security Text EncryptorEncrypt text with a passphrase using AES-GCM, or decrypt it back, entirely in your browser.Security P7M PDFOpen P7M digitally signed files and extract the original PDF document, entirely in your browser.Convert Unlock PDFRemove the password from a PDF you can open and save an unlocked copy, entirely in your browser.PDF Protect PDFAdd a password to a PDF with AES-256 encryption, entirely in your browser: neither the file nor the password is ever uploaded.PDF