Wary: changes to the household levelEvery time the editor changes a level, with the reason. No tracking, no sign-up.tag:wary.org.uk,2026:changes2026-09-19T00:00:00ZLaunch assessment: Elevatedtag:wary.org.uk,2026-09-19:12026-09-19T00:00:00ZStarting level set from the official UK terrorism threat level (SEVERE since 30 April 2026), the NCSC's picture of state-linked cyber activity, and reports of Russian undersea activity near UK cables. No disruption to UK services has been reported.