The Art of Defense

a curated List of Anycast DNS-Providers

Filed: Mon 05 September 2022 | Guides | Tags: dns anycast ddos infrastruktur

[ SB 20.30 ] Global DDoS-Campaign targeting ISPs, correlates with ISC-Bind-vuln (CVE-2020-8620)

Filed: Thu 09 September 2021 | Security Bulletin | Tags: sb ddos dns isc bind

[ SB 21.09 ] Microsoft DNS-Server RCE (CVE-2021-26897)

Filed: Thu 11 March 2021 | Security Bulletin | Tags: sb ms dns rce

[ SB 21.03 ] Windows DNS Server Remote Code Execution Vulnerability (CVE-2021-24078)

Filed: Wed 10 February 2021 | Security Bulletin | Tags: sb windows dns rce

[ 21.01 ] vulns in DNSMasq may lead to Cache Poisoning and RCE (CVE-2020-25686)

Filed: Tue 02 February 2021 | Security Bulletin | Tags: sbv dns ddos

DNSSEC Fail due to DLV and expired signature for dlv.isc.org

Filed: Wed 25 March 2020 | Analysis | Tags: dns dnssec

Fallback-DNS mit Anycast: eine einfache Methode zur Stärkung der DNS-Infrastruktur gegen DDoS-Angriffe

Filed: Thu 05 July 2018 | Guides | Tags: taod ddos dns fallback_dns infrastruktur anycast

1024 Gründe für den Einsatz von Sir-Track

Filed: Thu 01 March 2018 | Analysis | Tags: sir-track domains dns bgp highjack

Infrastructure as a Problem: AXFR-Requests verraten Subdomains

Filed: Wed 08 November 2017 | Security Bulletin | Tags: dns axfr bug recon infrstruktur security

557 DE-Domains aus den Alexa Top 1 Mio mit fehlenden A-Records

Filed: Tue 01 August 2017 | Analysis | Tags: domains de admin dns