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Sinkhole Cybersecurity: How DNS Sinkholes Detect and Protect

ID: 25e0780b-0d70-5678-bb86-fd10d87b76a0

STIX ID: report--25e0780b-0d70-5678-bb86-fd10d87b76a0

Feed Name: Malware Patrol Blog

Date Published: 2022-02-11

Date Updated: 2026-06-15

Author: Malware Patrol

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### Executive Summary This article explains DNS sinkholes as a defensive tool for intercepting and rerouting malicious DNS traffic, describes their use in identifying infected hosts and gathering intelligence, and cites the WannaCry incident as a historical example of sinkholing effectiveness; it offers basic guidance for identifying and deploying sinkholes but does not provide technical indicators or an incident report.

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