Security NewsMediumIncidentphishing
Hackers abuse .arpa DNS and ipv6 to evade phishing defenses
UnknownMar 8, 2026(3 days ago)
Threat actors are abusing the .arpa domain and IPv6 reverse DNS in phishing campaigns to evade security defenses.
Threat actors are abusing the special-use ".arpa" domain and IPv6 reverse DNS in phishing campaigns that more easily evade domain reputation checks and email security gateways. [...]