dns-security
Safeguard articles tagged "dns-security" — guides, analysis, and best practices for software supply chain and application security.
4 articles
DNS attack techniques and defenses
Cache poisoning, tunneling, and NXDOMAIN floods all abuse the same trust: DNS was built to be fast and open, not authenticated.
How to configure DNSSEC
A practical, command-by-command guide to configure DNSSEC on managed and self-hosted DNS, verify the chain of trust, and prevent DNS spoofing across your supply chain.
DNS Vulnerabilities: The Attacks That Target the Internet's Address Book
A DNS vulnerability lets an attacker forge, intercept, or redirect the name lookups your systems depend on. Here are the main classes and how to defend against them.
Cache Poisoning Attacks: How They Work and How to Prevent Them
Cache poisoning attacks manipulate web caches to serve malicious content to other users. This guide covers web cache poisoning, DNS cache poisoning, and practical defenses for modern applications.
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