Computer and Network Security - Ransomware

Computer and
Network Security

Ransomware – The Reality
■ Ransomware is a sort of malware that put up variants of attacks
on computer systems while limiting user access to the infected
systems.
■ The attackers usually demand ransom between $200-$400 from
victims and it needs to be paid in the different type of virtual
currency such as Bitcoin as here the transactions one making
using these currency are totally anonymous.

Ransomware – The Reality
■ The main sources through these attack are done for spreading
ransomware includes phishing mails and infected website. These
sources have some sorts of malicious attachment and when a
user goes on the website, malware is automatically downloaded
without the intimation of user.

Increase In Variants of
Ransomware
■ The attackers with an average ransom of $200 gain $394, 400
per month and their financial success has likely led attackers to
come up with different ransomware variants.
■ Some of more desctructive ransomware variants include
CryptoLocker, CryptorBit and Xorist.