+**Ransomware** is a type of [malware](/wiki/malware) that blocks access to a computer system or its data until a sum of money is paid. It often encrypts files, demanding payment, typically in [cryptocurrency](/wiki/cryptocurrency), for their release.
+## See also
+- [Cybercrime](/wiki/cybercrime)
+- [Security](/wiki/security)
+- [Encryption](/wiki/encryption)
... 1 more lines