Microsoft's Patch Tuesday for October fixes four zero-days and 81 flaws, including some for Microsoft Edge. OpenOffice and LibreOffice are each receiving three separate patches for similar issues.

Scottish engineering company Weir Group, who employs over 11,000 people in 50 countries, has disclosed that they are still fighting to fully recover from of a ransomware attack that happened in September.

At the VB2021 localhost cybersecurity conference, Hossein Jazi presented an analysis of a new threat actor dubbed LazyScripter. The cybercrime group has been using spam campaigns to distribute KOCTOPUS, a variant of their loader that deploys the Koadic and OCTOPUS remote access trojans (RATs).

Popular cryptocurrency exchange Coinbase has disclosed that at least 6,000 customers fell victim to a phishing campaign earlier this year, resulting in funds being stolen from their accounts.

U.S. and European law enforcement agencies have arrested two ransomware operators in Ukraine, following a series of coordinated attacks against industrial groups in Europe and North America.

Japanese electronics multinational JVCKenwood and Nebaska-based information processing company Sandhills Global have both fallen victim to Conti ransomware.

Facebook, WhatsApp, and Instagram were offline for 6 hours on Monday Oct 6, following a networking issue. Although no data was leaked or lost, the outage was both embarrassing and expensive.