In a year bookended by the late-2020 SolarWinds supply chain attack and the widespread Log4j vulnerability, security teams have consistently juggled and prioritized an ongoing wave of threats. And between those, they have a monthly Patch Tuesday update to contend with.
While Microsoft patched fewer vulnerabilities in 2021 than in 2020, the company fixed 883 bugs in 2021, says Aanchal Gupta, vice president of the Microsoft Security Response Center. Some of these resulted in widespread exploitation; some merited greater attention, and as a group, many reflect trends and patterns that security teams should note in the year ahead.
