To easily demonstrate an *actual* image recovery:
1. Take a JPEG image
2. Make a copy of it
3. Crop it in Snipping Tool
4. Save/overwrite
4. In a hex editor, overwrite the EOI Marker (0xFFD9)
5. Repair it at
6. Wonder how secure your cropped image data is

— Will Dormann (@wdormann) March 21, 2023