Joe from Workbench will show you how he built a futuristic biometric UI look, created when he tracked a face and created some boxes around features with that After Effects tool that’s often underused Minimax. He uses it to work only on the red channel, which is in human skin tones.
Other things to download
Biometric Finger Print Scanner
This 2 part tutorial on creating a biometric finger scan looks like a good match! It’s from SFI – VFX.