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DNS, Routing & BGP
Resolvers, DNSSEC, anycast, BGP hijacks/leaks, and routing security (RPKI).
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Why DNS Had to Exist: The Directory Problem Explained From First Principles
1+ hour, 10+ min ago (921+ words) Software Laws from First Principles — Investigation 009. This picks up directly from Identity ≠ Location — read that first if you haven't. A person moves to a new home while a neighborhood directory keeps track of their current location. The moment identities stay…...
Ping Works, but HTTPS Doesn't: How to Find What Actually Broke
6+ hour, 29+ min ago (851+ words) You've probably seen this before: So the network works, right? Or your browser spins forever. This is one of the most common traps in network troubleshooting: treating a successful ping as proof that "the network is fine." ping answers one…...
How the Web Works: What Happens When You Type a Website Into Your Browser?
4+ hour, 10+ min ago (1835+ words) I’m sure all of us use the web for one thing or another. But have you ever stopped to wonder how it actually works? How does typing a website into a browser suddenly make a webpage appear on your screen?...
How the Web Actually Works (Explained by Someone Who Just Found Out)
5+ hour, 46+ min ago (222+ words) So normally everyone knows the routine. You open your browser, click the search bar, type in whatever you’re looking for, hit enter, and there it is, a bunch of results and even more than you asked for. I’ve done this…...
CensorLess: Cost-Efficient Censorship Circumvention Through Serverless Cloud Functions
18+ hour, 36+ min ago (1317+ words) Authors: Dayeon Kang, Jade Sheffey, Mingshi Wu, Pubali Datta, Amir Houmansadr Release Date: Monday, July 20, 2026 In this work, we present CensorLess, a circumvention proxy that leverages the unique benefits of serverless platforms. CensorLess comprises three components: a local proxy that…...
Checking your browser before redirecting.
13+ hour, 25+ min ago (41+ words) Delhi Traffic Advisory Issued As BRICS Summit Brings VVIP Movement Across Capital News Mobile Checking your browser before redirecting. You are seeing this because the administrator of this website has set up a firewall to protect the server against automated…...
Custom Domain Onboarding: Show DNS Records, Copy or Write Them for Customers
1+ day, 3+ hour ago (674+ words) Short answer: show the exact SPF, DKIM, and DMARC records first, then let a customer explicitly authorize a write; this keeps onboarding honest when the DNS zone is customer-owned and prevents your intent from drifting away from what the internet…...
Why “Claimable” Doesn’t Always Mean “Exploitable”: A Subdomain Takeover That Wasn’t
22+ hour, 32+ min ago (150+ words) A dangling CNAME, a claimable Mailgun domain, and a rejection that taught me more than an acceptance would have. Subdomain takeover checklists all say some version of the same thing: find a CNAME pointing to a service, confirm the target…...
What I learned checking 65 client domains with RDAP instead of WHOIS
1+ day, 3+ hour ago (611+ words) I built a domain expiry monitor, and to test it against something other than my own domains I pointed it at the "our work" pages of 30 US web design agencies — the client sites they link to publicly — and checked every…...
The Domain Was the Containment Unit. ICANN Is Reconsidering That.
1+ day, 7+ hour ago (21+ words) For two years, domain accountability in DNS abuse enforcement has effectively meant one report, one... Tagged with dns, security, infrastructure, governance....