According to Elcomsoft, a weakness in the way BlackBerry has implemented the apparently secure 256-bit AES encryption in its PC and Mac backup program BlackBerry Desktop Software makes it possible to carry out a successful password recovery attack on the backup archive with relative ease. Using systems running an Intel Core i7 CPU, they were able to break the 7-character unlock codes required to decrypt the files created by RIM’s BlackBerry Desktop software in about 30 minutes.
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