Cybersecurity
6 questions tagged Cybersecurity — spanning every one of the seven Ws.
Which is the most common password?
123456 is the world’s most common password, topping most annual leaked-password studies and cracked in under a second.
When was the first computer virus created?
The first known self-replicating program, Creeper, appeared in 1971. The first virus to spread in the wild was Elk Cloner in 1982.
What is two-factor authentication?
Two-factor authentication (2FA) requires a second proof of identity, like a code or fingerprint, in addition to a password.
What is ransomware?
Ransomware is malicious software that locks or encrypts a victim’s files and demands payment to unlock them.
What is the zero day bug?
A zero-day bug is a security flaw that is unknown to the vendor or has no available fix yet. Attackers can exploit it before a patch exists.
What is a firewall in computing?
A firewall is a security system that monitors and controls network traffic based on set rules. It helps block unauthorized access to computers and networks.