DNS security in 2026: 10 things developers get wrong
The article discusses common DNS security mistakes made by developers and emphasizes the importance of proper configuration. It highlights ten recurring issues, including the lack of DNSSEC and misconfigured SPF records. The author stresses that these mistakes can lead to significant security vulnerabilities and provides guidance on how to address them.
- ▪DNS configuration errors are found in every network audit engagement.
- ▪Common mistakes include not enabling DNSSEC and using incorrect SPF records.
- ▪Developers often overlook their role in DNS management, leading to misconfigurations.
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try { if(localStorage) { let currentUser = localStorage.getItem('current_user'); if (currentUser) { currentUser = JSON.parse(currentUser); if (currentUser.id === 3944946) { document.getElementById('article-show-container').classList.add('current-user-is-article-author'); } } } } catch (e) { console.error(e); } Ayi NEDJIMI Posted on May 22 DNS security in 2026: 10 things developers get wrong #security #dns #devops #webdev I audit networks for a living. DNS configuration errors are in every single engagement — not occasionally, not mostly, but in every single one. The mistakes aren't exotic. They're the same 10 problems, over and over, across startups and mid-sized companies alike. Developers own DNS more than they realize.
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