COMPUTER FUNDAMENTALS

Previous
Next

COMPUTER NETWORKS AND COMMUNICATIONS

NETWORK SECURITY AND CYBERSECURITY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
True or False:In the WannaCry ransomware attack, attackers used an exploit in an old version of Windows OS to lock down devices all over the world, and demanded money to unlock them.
A
True
B
False
C
Either A or B
D
None of the above
Explanation: 

Detailed explanation-1: -It propagated by using EternalBlue, an exploit developed by the United States National Security Agency (NSA) for Windows systems. EternalBlue was stolen and leaked by a group called The Shadow Brokers a month prior to the attack.

Detailed explanation-2: -WannaCry is an example of crypto ransomware, a type of malicious software (malware) used by cybercriminals to extort money. Ransomware does this by either encrypting valuable files, so you are unable to read them, or by locking you out of your computer, so you are not able to use it.

Detailed explanation-3: -WannaCry exploited a known vulnerability in older Windows systems called EternalBlue, which was found by the United States National Security Agency (NSA). EternalBlue was stolen and leaked by a group called The Shadow Brokers a few months prior to the attack.

Detailed explanation-4: -This ransomware attack spread through computers operating Microsoft Windows. User’s files were held hostage, and a Bitcoin ransom was demanded for their return.

There is 1 question to complete.
Previous
Next