Symmetric encryption · Files

AES & DES File Encryption

Upload a file, pick AES or DES with your preferred mode and padding, and download the encrypted or decrypted result immediately. Everything runs in your browser.

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Processed output

Processed files will appear here once encryption or decryption completes.

Operation

Algorithm

Cipher mode

Padding

Secret key

AES accepts 128, 192, or 256-bit keys. Shorter keys are zero-padded; longer keys are truncated.

Initialization vector (IV)

IVs should be 16 bytes for AES.