A closer look at the UK Electoral Commission hack, disclosed nine months after discovery, which likely relied on a now-patched Microsoft Exchange Server flaw (Dan Goodin/Ars Technica)

Dan Goodin / Ars Technica:
A closer look at the UK Electoral Commission hack, disclosed nine months after discovery, which likely relied on a now-patched Microsoft Exchange Server flaw  —  Evidence appears to show a critical 0-day tracked as ProxyNotShell was exploited.  —  It’s looking more and more likely …