Active alerts 2 open
Spam rate spike — +24% above 7-day rolling average
Critical
Investigating
Triggered Jun 8, 2026 at 14:32 · assigned to Priya Nandakumar · fired 6 minutes after threshold breach (target < 15 min)
Spam rate spike — +24% above 7-day rolling average
Critical InvestigatingTriggered Jun 8, 2026 at 14:32 · assigned to Priya Nandakumar · fired 6 minutes after threshold breach (target < 15 min)
Spam rate vs. 7-day average
Spam rate climbed from a baseline of 13.1% to 16.2% within two hours — consistent with a coordinated campaign rather than normal variance.
Sample messages driving the spike
- "CASH prize of £5000 is waiting! Text WIN to 80082 now to claim before midnight…" · CASH-LINE
- "Congratulations! You've been selected for a FREE flagship phone. Click to claim…" · +1 302 555 0142
- "URGENT! Your Mobile No. has won £2000 Bonus Caller Prize. Call 09066362231…" · +44 7700 900112
Recommended actions
- Confirm campaign pattern against top spam phrases (CASH, FREE, WIN/WINNER)
- Review related senders for allowlist/blocklist action in Settings
- Flag the affected phrases for priority inclusion in next month's retraining corpus
New spam pattern detected — "claim your reward" phrase surge
Medium
Investigating
Triggered Jun 7, 2026 at 09:14 · assigned to Devon Reyes · 41 occurrences in 24 hours (vs. 6 the week before)
New spam pattern detected — "claim your reward" phrase surge
Medium InvestigatingTriggered Jun 7, 2026 at 09:14 · assigned to Devon Reyes · 41 occurrences in 24 hours (vs. 6 the week before)
Recently resolved
False positive rate approached threshold — peaked at 6.3% (target ≤ 6.5%)
Resolved Jun 6, 2026 · root cause: a legitimate appointment-reminder campaign sharing vocabulary with spam · added 40 examples to allowlist review
Weekly security report — Jun 1–7, 2026
Auto-generated every Monday and emailed to the security distribution list (Story 4)
Messages classified
1.21M
Spam rate
13.8%
Precision / recall
93.7% / 91.2%
New spam phrases
"claim your reward", "verify account now"