A recent report from Palo Alto Networks’s Unit 42 exposes the persistent and evolving threat of DNS hijacking, a stealthy tactic cybercriminals use to reroute internet traffic. By leveraging passive ...

DNS hijacking – where a device reroutes your messages or takes you to a completely new and fake destination may seem like the stuff of dreams. After all, one might somehow expect that this conversion ...

The domain name system (DNS) is the backbone of the internet, but it’s also one of its biggest security blind spots. As a translator between user-friendly domain names and machine-friendly IP ...

How to view DNS cache entries with the new systemd-resolved resolver Your email has been sent If your Linux servers or desktops are experiencing networking issues, you might want to view your DNS ...

In {doclink 1269593}, I described how inspecting DNS traffic between client devices and your local recursive resolver could reveal the presence of botnets in your networks. Today, I'll share how you ...

Personally, one of the main reasons I like to run my own DNS server at home is to protect my privacy. DNS isn't encrypted by ...

Doug Jacobson does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

A non-networked computer is very rare now because most useful work involves data and services that are distributed across some kind of "internet" — that is, any network that speaks IP, public or ...

When I went into writing this article, I thought I knew the route to the destination I intended to lead you to. But in retracing my steps to make sure I understood the way, I ended up way off course.

Networking is a fundamental aspect of modern computing, underpinning everything from small home offices to large enterprise data centers. For Linux system administrators and network engineers, a ...