Daily Security Briefing - Wednesday, March 14, 2018

Grab your coffee and read up on today's top information security stories and articles from around the web:

• Let’s Encrypt takes free “wildcard” certificates live - Ars Technica
• In 2017, Google removed 3.2B ‘bad ads’ and blocked 320K publishers, 90K sites, 700K mobile apps - TechCrunch
• Patch Tuesday drops the mandatory antivirus requirement after all - Ars Technica
• Hacking group threatens researchers' lives after they discover attack servers - CyberScoop

We'd love to hear your feedback and suggestions to improve this briefing. What sources do you find most useful for security news? Please add a comment below.