How Encrypted DNS Protects Organizations

Study reveals encrypted DNS still leaks metadata through plaintext headers, proposes header elision fix

Encrypted DNS protocols (DoT, DoH, DoQ) protect query contents from eavesdroppers, but plaintext packet headers still expose DNS traffic flo

Quad9 to Retire DNS-over-HTTPS HTTP/1.1 Support on December 15, 2025

Quad9, a free public DNS service focused on security and privacy, announces it will discontinue support for DNS-over-HTTPS (DOH) using HTTP/

Let's Encrypt Introduces DNS-PERSIST-01: Persistent DNS Validation for Certificate Renewals

Let's Encrypt is introducing DNS-PERSIST-01, a new DNS-based challenge validation model that addresses operational challenges with the tradi

Understanding the Controversy Surrounding DNS over HTTPS (DoH)

The article discusses the concept of DNS over HTTPS (DoH) and argues against its use, stating that it does not protect DNS queries from surv

Microsoft makes DNS over HTTPS generally available for Windows Server

Microsoft has announced the general availability (GA) of DNS over HTTPS (DoH) support for Windows DNS Server, after months in preview. The f

Secure DNS for ESP32: A Quick Guide to ESP DNS Component