Text Encryption & Decryption (AES)

Security & Encryption

Encrypt and decrypt plaintext strings using AES-256 or TripleDES with a custom secret passphrase.

Plain Text to Encrypt

Secret Passphrase / Password

Cipher Algorithm

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How to Use Text Encryption & Decryption (AES)

Choose Mode

Switch between Encrypt or Decrypt tabs.

Provide Password

Enter your secret passphrase.

Copy Result

Safely copy or store the encrypted ciphertext.

Privacy Guarantee:All computations, transformations, and file processing occur 100% locally in your browser via client-side JavaScript. Your sensitive data is never uploaded or logged on any remote server.

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