Extortionist malware holds computer files hostage

11/7/2013 | NBC News

Security experts have identified a new strain of malware that holds its victims' computer files hostage until they pay to have them released. Sophos says the malicious software, dubbed CryptoLocker, uses military-grade encryption to lock down photos, music, documents, spreadsheets and other files and destroys them after three days if the target doesn't pay an extortion payment that averages $300 or two bitcoins.

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