- Target's eyes must had to be bright because of the way the infrared-based system his company bought for Krissler used light.
- The image should be large and expanded.
- Image of the iris with diameter of 75 pixels.
- Print out should have a resolution of 1200 dpi
"We have managed to fool a commercial system with a print out down to an iris," Krisser told Forbes. "I did tests with different people and can say that an iris image with a diameter down to 75 pixel worked on our tests. The print out had to have a resolution of 1200 dpi too, though it's easy to find printers able to hit that specification today, and ideally at least 75 per cent of the iris was visible."
Biometric Security Systems has been used in airports and other high-secure buildings for a long time to permit access to sensitive tools and information.
Though many of these biometric security products offer great promises, but hackers and criminals will not just give up their self-enriching efforts to defeats every new technology.