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Encrypting with Solitaire Solitaire is an output-feedback mode stream cipher. Sometimes this is called key-generator (KG in U.S. military speak). The basic idea is that Solitaire generates a stream, often called a ``keystream,'' of numbers between 1 and 26. To encrypt, generate the same number of keystream letters as plaintext letters. Then add them modulo 26 to plaintext letters, one at a time..

Publisher: Newnes Language: English ISBN: 0123708877 Paperback: 352 pages Description: Since its recent introduction, the ZigBee protocol has created an enormous amount of buzz in venues from magazine covers to trade show floors to water coolers. Its promise of providing a simpler, cheaper, more power-efficient WPAN (Wireless Personal Area Network) alternative to WiFi and Bluetooth has opened u..

Publisher: Getty Publications Language: English ISBN: 0892368969 Paperback: 96 pages Description: "An excellent starting point for information professionals to gain a basic understanding of fundamental concepts, then move ahead with a guided path for further research and study." - Art Documentation Metadata, literally "data about data," provides a means of indexing, accessing, preserving, and d..

Publisher: O’Reilly Media Language: English ISBN: 059651980X Paperback: 222 pages Description: If you’re interested in JRuby, you probably don’t need a turorial on Ruby, Rails, or Java ? you just need to know how to get things done. This Cookbook offers practical solutions for using the Java implementation of the Ruby language, with targeted recipes for deploying Rails web applications on..

A look at some disturbing photos of climate change and topographic evidence from Africa here. The photos of a deteriorating Lake Chad are quite depressing.......but the jury's still out on climate warming???