Algorithm match
Parameters align with common Rc4 examples from docs and Stack Overflow answers.
Online Encryption RC4
Encrypt text with RC4 in your browser. Secure online RC4 encryption for keys, messages, and sensitive data on ConversionTab.
encryption
with rc4 — passphrase-based, runs in your browser with CryptoJS.
Ciphertext is CryptoJS’s usual string encoding for this cipher (stream ciphers, not OpenSSL enc-style salt).
Uses the same passphrase as above. The file is read as UTF-8 plain text and will be encrypted.
Text file
.txt or plain text
Online Encryption RC4
Encrypt short strings or files with Rc4 when you are debugging integrations—not for storing production secrets in plain text.
Paste-friendly
Move ciphertext between tickets, logs, and this page without line-break damage.
Educational use
Verify what your backend already produced before you blame the client SDK.
Stay off prod keys
Rotate real secrets in your vault; this page is for tests and coursework.