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Ransomware: Attack Techniques and Countermeasures

Written by DFM Team

Ransomware: Attack Techniques and Countermeasures


Rapid technological development has brought with it an equal increase in cyber-attacks. Cyber-crimes have become more complex and may lead to compromise thousands or even millions of devices simultaneously. Today there are various types of cyber-crimes, and one of the latest, and most dreaded, ransomware, which is a form of Digital Extortion, or Digital Blackmail (DB) as some sources prefer to name it.

Ransomware is a form of malware that prevents users from accessing their computing device resources and/or personal data stored within them using various methods. Ransomware does not intend to bring any damage to the computer file system, instead leaving it functional to provide a way for the victim to pay the ransom and to display the ransom note (i.e., payment instructions) on the victim’s screen. The victim’s computing device (whether it is a computer, server, tablet, smartphone and even any type of Internet of Things device) data will become hostage until the device owner pays a ransom to remove the restriction.

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