Cyberdudebivash

        The Moving Target: Why Dynamic DNS is the Hacker's New Best Friend and How to Stop C2 Traffic     By CyberDudeBivash • September 29, 2025, 11:51 AM IST • Threat Intelligence Report   In the chess match of network defense, the command-and-control (C2) server is the attacker's king. If you can take it off the board, the entire attack collapses. For years, defenders have relied on a simple strategy: find the malicious IP address the malware is calling home to, and block it. But what if the king never stays on the same square? This is the challenge posed by the widespread abuse of **Dynamic DNS (DDNS)**. Threat actors are now systematically using this legitimate technology to create a resilient, constantly shifting C2 infrastructure that makes traditional IP-based blocking a frustrating and ineffective game of whack-a-mole. Your blocklists are becoming obsolete in real-time. This deep-dive report will explain why DDNS has become the hac...