English to Chinese Tech/Engineering IT (Information Technology) security

A common abuse of PHP used by cyber criminals is the Denial-of-Service (DoS) attack. This is where the target machine is flooded with requests for data, which overloads systems and brings them to a halt. [Criminal data virtualization] not only opens the door to theft, but information receipts may also be destroyed, meaning you might lose the data associated with your website.
犯罪分子的数据虚拟化？？
听回见这样的搭配用法。