Bad Packets Come Back, Worse Ones Don't
Petros Gigis, Mark James Handley, Stefano Vissicchio · 2024
ISPs may notice that traffic from certain sources is entering their network at an unexpected location, but it is hard to know if this represents a problem or is just normal spoofed background noise. If such traffic is not spoofed, it would be useful to generate alerts, but alerting on background noise is not useful.