uencoder

RC4 Encryptor

Encrypt text with RC4 stream cipher using crypto-js. Free, private, and 100% client-side.

Local only

Recent history

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How to use

  1. Enter the plaintext to encrypt.
  2. Provide a key.
  3. Copy the ciphertext.

Frequently asked questions

Is RC4 secure?
RC4 is broken and prohibited in TLS. Provided for legacy/educational use only. Use AES for any real application.

Related tools

RC4 Decryptor Decrypt RC4-encrypted data using crypto-js. Free, private, and 100% client-side. Blowfish Encryptor Encrypt text with Blowfish block cipher using crypto-js. Free, private, and 100% client-side. AES Encryptor Encrypt text or binary data with AES (CBC/GCM/ECB) using Web Crypto API. Free, private, and 100% client-side.