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DNS, Routing & BGP
Resolvers, DNSSEC, anycast, BGP hijacks/leaks, and routing security (RPKI).
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Can You Explain DNS and SSL Clearly? Most Developers Can’t
15+ hour, 38+ min ago (34+ words) Ask a developer: “Can you explain DNS and SSL?” You might hear answers like: DNS is for domain names. SSL makes websites secure. These …...
How the Web Works: A Journey from URL to Screen
20+ hour, 20+ min ago (411+ words) Before going further, it helps to separate two terms people often use interchangeably. The internet also carries other services like email, file transfer, video calls but the web is by far the most visible one to everyday users. Everything begins…...
Why DNS Had to Exist: The Directory Problem Explained From First Principles
1+ day, 2+ hour 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
1+ day, 7+ hour 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?
1+ day, 5+ hour 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)
1+ day, 6+ hour 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
1+ day, 19+ hour 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.
1+ day, 14+ hour 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
2+ day, 4+ 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
1+ day, 23+ hour 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…...