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Writing

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Long-form essays on identity, AI security, CIAM, Generative Engine Optimization, and the practice of building software. 611 pieces, newest first.

Latest essay

password

Was Your Password in a Data Leak? What to Actually Do Next

Finding out your password was in a data leak is unsettling, but panic is not the right response and neither is ignoring it. Here is exactly what to do, in priority order, and an honest answer to how worried you should actually be.

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Browser Security

Most Secure Browser 2026: Chrome vs Firefox vs Brave vs Safari

Which is the No. 1 secure browser?" is the wrong question. Security depends on your threat model, not a leaderboard. Here is an honest comparison of Chrome, Firefox, Brave, and Safari in 2026, and how to actually choose.

GEO

Why Feature Naming Is a GEO Decision (And Product Managers Own It)

When you name a feature something clever that no buyer would ever type into ChatGPT, you make your product harder to surface for the exact question it answers. Feature naming has always been positioning. Now it is discoverability, and product managers own it.

GEO

GEO Is Experimental Science: How to Run AI Visibility Like a Product Team

SEO became a craft because you could reverse-engineer one ranking function. GEO can't work that way: you're optimizing against many non-deterministic models with probabilistic citation behavior. That makes GEO experimental science, and it should be run like a product team runs experiments.

GEO

Crawl Budget Is Now an AI Visibility Problem

Crawl budget is no longer a technical SEO footnote. Google's AI surfaces draw from the same Search index as the blue links, so whether you appear in an AI answer reduces to whether Google crawled, indexed, and kept your pages fresh.

GEO

GEO Is a Product Discipline, Not a Marketing One

The entire GEO industry treats AI visibility as a marketing problem: track citations, optimize content, report share of voice. That framing is why most GEO programs plateau. The deeper truth is that GEO is a product discipline, and the teams winning at it have figured that out.

Mobile Security

eSIM vs iSIM vs SIM: Which Is Actually More Secure?

"Is eSIM safer than a physical SIM?" has a more interesting answer than most articles give. Each SIM type, physical, eSIM, and iSIM, has a different architecture and a different attack surface. Here is how they actually work and which is genuinely more secure.

AI (Artificial Intelligence)

LLM vs SLM: What They Are, How They Work, and When to Use Each

Large language models get the headlines, but small language models are quietly winning most real enterprise workloads on cost, speed, and privacy. Here is what SLMs actually are, how they work, and a clear framework for choosing between an SLM and an LLM.