Compare two pictures which may have changed data by steganography
Steganography is the ability to hide text, or other data that is a secret into another that is not a secret.
- Compatible OS's: All
- Xojo IDE: 2022 r1.1
- Xojo API: API 2
- Level: Advanced
Code for this example is in the following method: 1) ComparePictures
Screen Grab:
Instructions:
Run the program in Xojo 2022 r1.1
- Press the Load Original button and load the original (300bx300b-72dpi.png) picture.
- Press the Load Blended Pic button and load the picture that may have been altered through steganography.
- Press Perform Analysis button to compare the two pictures.
An article was written in xDev (xdevmag.com) Issue 20.6 (Nov/Dec 2022) that describes the Xojo code. This is a great journey using pictures to compare pictures which may have been altered through steganography.