https://thehackernews.com/2018/09/bitcoin-core-software.html
Bitcoin Core Software Patches a Critical DDoS Attack Vulnerability
Bitcoin Core development team has released software update to patch a major DDoS vulnerability in its underlying client application.
bitcoin coresoftware patchesddos attackcriticalvulnerability
https://ist.mit.edu/patches-os-updates
Software Patches and OS Updates | Information Systems & Technology
If your computer seems to be working fine, you may wonder why you should apply a patch. By not applying patches, you might be leaving the door open for malware...
software patchesos updatesinformation systemstechnology