Steganography hides information within other data. Celfie Lock hides text within image pixels.
No! Changes are imperceptible to the human eye.
Input: JPG, PNG, BMP, GIF, TIFF, WebP Output: Always PNG (preserves hidden data)
JPEG compression destroys hidden data. PNG is lossless.
Uses Fernet (AES-128) with unique keys per image.
Depends on image size. A 1000x1000 image stores ~375KB.
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