Ransomware attack hits companies around the world
6:56
Ransomware attack hits companies around the world
A massive cyber attack linked to a Russia-based gang of cyber criminals called REvil affected hundreds of businesses in the U.S. and other countries, in what may be the single largest global ransomware attack on record. Technology reporter Dan Patterson joins CBSN to discuss this latest attack and the hackers' $70 million ransom demand.
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HackLearn on Instagram: "Android ransomware attack .. Ransomware is a type of malware that permanently blocks access to the victim's personal data unless a "ransom" is paid. While some simple ransomware may lock the system without damaging any files, more advanced malware uses a technique called cryptoviral extortion. It encrypts the victim's files, making them inaccessible, and demands a ransom payment to decrypt them. In a properly implemented cryptoviral extortion attack, recovering the files
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