Engineering
How EnfoldAI Spots a Scam Message: Every SMS Is Attacker-Written
A single e-challan scam, followed from the system broadcast that delivers it to the moment someone decides whether to tap the link in it — and the seven invariants an internal audit taught us to write down.
Mayank Talwar, Krishna Agrawal, Gaurav Agarwal6 October 202613 min read
+91 98XXX XXX21 · Today, 9:41 pm
Your vehicle has a pending e-challan of Rs.1,000. Pay before 11:59 pm today to avoid court action: echallan-parivahan.example/pay
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