$10+
Adding a new layer of protection to your digital files. While it implies protection it's actually meant for retaliation. In the event of someone accessing your files and copying them, they will suffer Karmic repercussions proportionate to the amount of files taken.
Usage:
Edit a photo of yourself (+ anyone else who uses it) into the centre square Place it on your drives (this applies to internal drives as well as removable media including mobile devices). Preferably, in the root directory.
NB! The sigil unfortunately has 2 minor flaws.