Do I need to register to participate? Kryptonite Support October 27, 2016 19:04 Updated Follow Yes. Kryptonite’s ATPO is optional. A customer must register to participate and must be of legal age. Related articles How do I register for the ATPO What is the Anti-Theft Offer As a customer in the EU, will my ATPO data be stored in the EU? What are the Terms and Conditions for the ATPO? My U-Lock came with a Cable, is the Cable covered? Comments 0 comments Article is closed for comments.