But one event in particular stands out, largely due to the fact it remains among the biggest ever recorded 25 years later.

You might not have heard of them, but these are among virus families at high risk of causing the next pandemic, according to a threat list released by the government. The UK Health Security Agency ...

There are two types of malware: viruses and worms. Viruses embed in software without consent and infect the computer when the software is opened. A worm spreads itself through a network to affect ...