Syre writes "The RFID Journal says that CrossID, an Israeli startup, has developed an RFID system that can be printed using an inkjet printer. The 'nanometric' RFID system uses tiny particles of chemicals with varying degrees of magnetism that resonate when bombarded with electromagnetic waves from a reader. Since the system uses up to 70 different chemicals, each chemical is assigned its own position in a 70-digit binary number. 'Previously, there has been no way to protect paper documents,' says Moshe Glickstein, CrossID cofounder. 'We have created the first firewall for paper documents.' The big advantage is that the tag can be printed on just about anything. 'It's as easy to create as a printed bar code. And we can print in invisible mode for extra security. Printing the tags cost less than 1 cent each.' Their FAQ says that 'CrossID can be read from quite a long distance'. No word on whether it can be user-disabled..."
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