Security news is often sober, especially as of late. Many huge data breaches have come to light this year alone, and security vulnerabilities keep coming at us, too—like this week’s report about a massive issue with Secure Boot, one of the core methods used to keep your PC safe from sneaky attacks. But while the situation with Secure Boot may sound scary, you can still protect yourself while a fix is worked out. It’s simple, too—just let your antivirus do its job. That might sound like a no brainer, but some folks change their antivirus settings so that automatic updates are turned off, or wor…