Is there an orange ball in information security?

In Japan many retailers have what look like orange balls or waterballoons near checkouts. Bruce Schneier, a leading information security expert, recently blogged about these orange balls as anti-robbery devices. Could we find any type of orange ball to use for information security, to “mark” packets of attackers and then track them back down? What do you think?

Thanks for reading & let’s continue to be good network citizens!