Cortex Xpanse

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First seenAug 17, 2026
Last mentionedAug 17, 2026

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Automatically Detecting DNS Hijacking in Passive DNS

Unit 42's machine learning pipeline detected 6,729 DNS hijacking events between March and September 2024, hitting political parties, ISPs, and universities.

Palo Alto Unit 42Aug 17, 12:47 UTC · Aug 17, 2026ResearchExploited1 · 1 read

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Palo Alto Networksorganization · 1
Cortex Xpanseproduct · 1
Advanced DNS Securityproduct · 1
Palo Alto Networksvendor · 1
Hungarian political partyvictim · 1
Cortex XSIAMproduct · 1
Advanced DNS Securityvendor · 1
Unit 42organization · 1
Cortex XSIAMvendor · 1

Entities are extracted by the model from each article. First seen Aug 17, 2026, last mentioned Aug 17, 2026. Watching keeps it in this browser only (no account); the watchlist page and dashboard alerts use it.