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Cybersecurity researchers have uncovered a sophisticated Russian botnet operation that leveraged DNS misconfigurations and compromised MikroTik routers to deliver malware through massive spam campaigns. The discovery reveals how threat actors exploited…
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A critical flaw in CoreDNS’s etcd plugin can let attackers pin DNS records in caches for years, effectively blocking legitimate updates. This vulnerability, tracked as CVE-2025-58063, stems from incorrect handling of etcd lease IDs. It affects every Co…
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Security researchers revealed that three unauthorized TLS certificates were issued in May 2025 for 1.1.1.1, the widely used public DNS service run by Cloudflare and APNIC. These certificates, improperly issued by the Fina RDC 2020 certificate authority…
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A sophisticated backdoor, MystRodX, that exploits DNS and ICMP protocols to stealthily activate and exfiltrate data from compromised systems. Deployed via a dropper disguised as a Mirai variant, MystRodX remained undetected for over 20 months by hiding…
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