Selasa, 01 November 2011

Major Flaw In XML Encryption Standard Comes To Light



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November 01, 2011
Major Flaw In XML Encryption Standard Comes To Light
By Qushawn Clark
It looks like its time to really tighten up your XML implementations to stop all other types of attacks, because researchers say "there is no simple patch for this problem."

As anyone who would read this would know, XML is a hugely popular way to encrypt data being transferred over the Internet. Back in 2002, W3C standardized the encryption system and many companies now offer open-source and commercial frameworks that can be easily implemented.

The researchers who found the problem, Juraj Somorovsky and Tibor Jager from Ruhr-University Bochum in Germany, reported in their paper that "they were able to decrypt data by sending modified ciphertexts to the server, by gathering information from the received error messages." They also see it a such an important issue because "It is employed in a large number of major web-based applications, ranging from business communications, e-commerce, and financial solutions."

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