Monthly Archives: February 2026

Secure HLS on CDNsun | URL Signing & Access Control
11 Feb 2026

Secure HLS on CDNsun with URL Signing and Access Control

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Secure HLS on CDNsun HLS (HTTP Live Streaming) is easy to deliver at scale, but it is also easy to steal: a single leaked .m3u8 can be shared, embedded elsewhere, or used for unauthorized restreaming. Because HLS is built from playlists and many small segments, protecting only one URL is rarely enough. This article explains how to secure HLS on CDNsun using URL signing and complementary controls like hotlinking, geo-blocking, IP rules, and password protection. URL signing for HLS on CDNsun: [...]
DNS Glue Records | Check Glue with dig Commands
05 Feb 2026

DNS Glue Records Explained – How to Check Glue with dig

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Glue records are one of those DNS details you only notice when they break. They sit at the boundary between the parent zone (like .com) and your domain, and they can determine whether resolvers can even reach your authoritative nameservers. In this article we explain what glue records are, when they are required, how they improve reliability, and how to check your own domain for glue with simple, practical commands. What glue records are (and the DNS “chicken and egg” [...]