This form of threat was described as logic bombs.
A logic bomb is a sequence of instructions that can be used to attack an operating system, software, or network and deliver a malicious payload. It doesn't go off unless certain criteria are met. These conditions are easily described as a specific day or hour.
Contrary to certain cyberattacks, which are visible, logic bombs are sneaky, so you don't detect them until it's too late, if at all. If your computer is acting oddly, keep an eye out for these crucial signs that point to a logic bomb assault. They are challenging to detect, but careful monitoring and good antivirus software can assist.
To know more about logic bomb visit:-
https://brainly.com/question/28284699
#SPJ4