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#2 BleepingComputer general March 08, 2026 at 14:12 UTC

Hackers abuse .arpa DNS and ipv6 to evade phishing defenses

By Lawrence Abrams

AI Summary

Threat actors are exploiting the special-use .arpa domain and IPv6 reverse DNS lookups in phishing campaigns to bypass domain reputation systems and email security gateways. This technique represents a novel evasion method that challenges traditional email security controls.

Relevance score: 90.0/100

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