Security

Ransomware: What it is and why it's your problem

Ransomware is a type of malicious software that makes a victim's data, system or device inaccessible. It locks the target or encrypts it (converting text into an unreadable form) until the victim pays a ransom to the attacker.

Internet

Cyberattacks can trigger societal crises, scientists warn

Cyberattacks can wreak havoc on the systems they target, yet their impact often spreads far beyond technical failures, potentially triggering crises that engulf entire communities, a new study argues.