Tagged: UDP

December 13, 2025

AI Hunters Expose GhostPenguin: A Stealthy Linux Backdoor Undetected for Months

A previously obscure Linux backdoor known as GhostPenguin has emerged from the shadows thanks to automated threat hunting, in which Trend Research leveraged AI to analyze thousands of undetected samples from VirusTotal. Analysts uncovered...

Open Source Tool

October 17, 2025

PolarDNS Tool Enables Security Research by Generating Malformed and Non-Compliant DNS Responses

PolarDNS is a specialized authoritative DNS server written in Python 3.x, originally developed as a tool for security testing of DNS recursive resolvers from the server-side. It allows the operator to produce custom DNS...