A study conducted by Sophos on 50 USB keys that were bought at RailCorp's 2011 Lost Property auction in Sydney, revealed that 66% were infected with malware (malicious security programs such as viruses or spying software), reports NETT on December 7, 2011.
In this study, Sophos revealed the identification of 4443 directly accessible files on the 50 devices including 2882 images, 629 source code files, 197 web files, 145 documents, 128 programs and 23 videos.
Sophos claimed the presence of an aggregate 62 infected files, although the worst key representing four separate items of malware contained six infected files.
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