Note: most of the cryptographic JS code was taken from MDN at MDN Web_Crypto_API
© 2025 axew3.com - MIT License
Web Crypto
name: "RSA-OAEP"
hash: "SHA-256" 4096-bit

Download Public and Private key

Load secret keys
Load encrypted file
Decrypted message:
Enter message to encrypt:

Note: here below will appear a virtual link (generated by your browser) to the file containing the entire encrypted content (processed into your system/browser)
which you can download and share with anyone who has the same generated decryption keys.
     Download encrypted message

Ciphertext size: