Now this is good news. The UK’s National Cyber Security Centre (NCSC) — part of GCHQ — found a serious vulnerability in Windows Defender (their anti-virus component). Instead of keeping it secret and all of us vulnerable, it alerted Microsoft.
I’d like believe the US does this, too.
*** This is a Security Bloggers Network syndicated blog from Schneier on Security authored by Bruce Schneier. Read the original post at: https://www.schneier.com/blog/archives/2017/12/gchq_found_--_a.html