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Text Encrypt / Decrypt

Encrypt and decrypt text locally with AES-256-GCM and PBKDF2. No server uploads.

Encrypt and decrypt text locally using AES-256-GCM with PBKDF2 key derivation. Output is Base64 ciphertext for secure short-message sharing.

How to use

  1. 1Choose Encrypt or Decrypt mode.
  2. 2Enter password and text (paste Base64 ciphertext for decrypt).
  3. 3Click Run and copy the result.
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FAQ

Which cipher is used?
AES-256-GCM for confidentiality and authentication, with keys derived via PBKDF2—all through Web Crypto locally.
Can I decrypt if I forget the password?
No. There is no backdoor or server recovery. Lost passwords mean lost plaintext—store passphrases securely.
Can I share ciphertext with others?
Share the Base64 payload; recipients need this tool and the same password. Never send the password over the same channel.