More Scans for SMS Gateways and APIs, (Tue, Apr 29th)
SANS Internet Storm Center, InfoCON: green 2025-04-29
Summary:
Last week, I wrote about scans for Teltonika Networks SMS Gateways. Attackers are always looking for cheap (free) ways to send SMS messages and gain access to not-blocklisted numbers. So, I took a closer look at similar scans we have seen.