A virulent form of ransomware has now infected about quarter of a million Windows computers, according to a report by security researchers. Cryptolocker scrambles users' data and then demands a fee to ...

The ransomware ecosystem saw a dramatic shift in 2024, with total ransom payments decreasing by 35% year-over-year (YoY), according to Chainalysis. This decline — from a record $1.25 billion in 2023 ...

Dating back to the 1980s, ransomware is a form of malware used by cybercriminals to lock files on a person's computer and demand payment to unlock them. The technology — which officially turned 35 in ...