By Uwe Hansmann, Martin S. Nicklous, Thomas Schäck, Achim Schneider, Frank Seliger
In todays international, clever playing cards play an more and more vital function in daily life. We stumble upon them as charge cards, loyalty playing cards, digital handbags, well-being playing cards, ands as safe tokens for authentication or electronic signature. Their small dimension and the compatibility in their shape with the magnetic stripe card lead them to perfect vendors of non-public info similar to mystery keys, passwords, customization profiles, and scientific emergency details. This publication presents a advisor for the swift improvement of shrewdpermanent card functions utilizing Java and the OpenCard Framework. It offers the elemental info you wish approximately clever playing cards and the way they paintings. It exhibits intimately tips on how to improve purposes that use clever playing cards by means of guiding you thru examples step-by-step. a sensible card supplied with the e-book may also help you to speedy get a few first hands-on experience.
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It calls each Service Payment Terminal in regular intervals (or gets called from the Service Payment Terminals) and collects payment records for later processing in the Clearing and Administration System. The Clearing and Administration System is the last stage in the background operation. It processes all payment records, transfers the money to the merchant's bank accounts, and controls the loading of cards. All payment transactions are done off-line. The Service Payment Terminal creates a record for each transaction.
1 in June of 2000. The card is a combination of a traditional ISO 7816-4 compliant operating system and a programmable platform. The core provides a file system, access control, 110, cryptographic services, an API, and a selection of ISO commands. An optional runtime environment allows the addition of custom-developed applications. 3 Smart Card Operating Systems • •• 33 Microsoft provides the developers with all components needed to write the application. 7 are optional. With the Smart Card for Windows product, Microsoft enables other companies to create a card operating system using a Windowsbased smart card toolkit for Visual Basic.
These include slicing off layers of the chip to optically read out data, manipulating the voltage or clock to make the processor fail, attacks using high temperature or X-rays, and several others. Sophisticated counter measures are applied to guard the chip against the various attacks. For example, passivation layers are added to prevent analysis in combination with slicing off layers of the chip. Address lines and the memory cells of the chip are arranged in unusual patterns to make the physical examination harder.