Blog
40 articles on surveillance, privacy, and counter-surveillance technology.
Surveillance Capitalism: Your Data Is the Product
Tech companies extract behavioral data at scale, predict your actions, and sell those predictions. Here's how the surveillance economy works and why it matters.
CCTV Cameras per Capita: Country by Country
Camera density varies wildly by country. From China's 1 per 2 people to some countries with almost none. Here's the global picture.
Do Surveillance Cameras Actually Reduce Crime?
The evidence on whether CCTV reduces crime is mixed. Some studies show modest effects, others show displacement. Here's what the research actually says.
How Many Cameras Are Watching You Right Now?
We analyzed surveillance camera density in 183 countries. The answer depends on where you are, and it's probably more than you think.
Privacy Search Engines: DuckDuckGo, Brave Search, and Alternatives
Google tracks every search you make. Here are search engines that don't, how they compare, and what they actually protect.
Why Most Privacy Tools Fail (And How to Choose Better)
The privacy tool market is full of products that promise more than they deliver. Here's how to evaluate what actually works.
Privacy Theater: When Privacy Tools Don't Actually Work
Some privacy tools are more marketing than protection. Here's how to identify privacy theater and which tools provide real protection.
Private Browsing Myths: What Incognito Mode Actually Does
Most people think incognito mode makes them invisible. It doesn't. Here's exactly what private browsing protects and what it doesn't.
Dark Patterns: How Websites Trick You Into Giving Up Privacy
Cookie banners designed to confuse. Privacy settings buried 7 clicks deep. Here's how dark patterns work and why they're effective.
Browser Fingerprinting: The Tracking You Can't Delete
Your browser fingerprint is unique among 300,000+ users. Clearing cookies doesn't help. Here's how it works and what actually stops it.
Your Privacy Score Is Probably an F
We scored popular sites across news, shopping, and social media, and the results are bad.
What Trackers Actually Know About You
A single site visit reveals more about you than you think, and none of it requires cookies.
Shield vs uBlock Origin vs Privacy Badger: What Actually Does What
An honest comparison of browser privacy tools, where they overlap, and why the best setup uses more than one.
Cookie Consent Is Broken
Cookie banners are designed to make you click Accept, and the entire compliance industry profits from it.
Software-Defined Drone Detection: Why the Future of Counter-UAS is Software, Not Hardware
The counter-drone market is $4.9B heading to $36B. Current solutions cost $100K+. Software-defined detection on commodity hardware could change that.
How We Built a Browser Extension That Collects Zero Data
Most privacy extensions collect analytics. We collect nothing. Here's the architectural decision that makes this possible and why it matters.
Symvek Product Roadmap: What We're Building in 2026
From browser extension to surveillance awareness map to mobile alerts to counter-drone detection. Here's where Symvek is headed.
Building Privacy Tech in Canada: SR&ED and Government Support
Canada offers SR&ED tax credits for R&D in privacy and counter-surveillance technology. Here's how Canadian privacy tech companies can access government support.
Sentinel Mobile: Real-Time Surveillance Alerts on Your Phone
We're building a mobile app that tells you when you're near surveillance cameras. Speed cameras, ALPR readers, facial recognition, and more. All processing on your device.
Shield is live: privacy that collects nothing, and lets you prove it
Symvek Shield is now on the Chrome Web Store. It grades every page for privacy, blocks 22,000+ trackers, and auto-rejects cookie banners. The free tier has no backend, so you can verify the zero-collection claim in your own network tab.
How We Built a 103-Country Surveillance Map in Two Weeks
From zero to 417,606 cameras across 103 countries. The technical journey of building Sentinel from scratch.
Surveillance Has No Borders. Neither Does Our Map.
We expanded Sentinel from a US-only tool to a 183-country surveillance awareness map. Here's why global coverage matters for personal security.
How We Serve 498,000 Records From a 23MB File
The technical architecture behind Sentinel: PMTiles, tippecanoe, MapLibre GL, and a workaround for Cloudflare Workers that nobody asked for.
How Sentinel Collects Camera Data: Our Sources Explained
Sentinel maps 498,922 records from 8+ public data sources. Here's exactly where the data comes from, how we verify it, and what our confidence ratings mean.
Privacy as Competitive Advantage
Apple, Signal, and DuckDuckGo prove that privacy sells. Here's why privacy-first companies are winning market share from surveillance-funded competitors.
Every Website Should Have a Privacy Grade
A list of trackers is data. A grade is a judgment. Shield puts a live A-to-F privacy grade on your toolbar for every site you visit, computed on your device and sent nowhere.
Are Cookie Consent Banners Actually Protecting Your Privacy?
Cookie consent pop-ups feel like privacy protection. Mostly they are the opposite. Here is what they really do, and how to reject tracking automatically.
The Best Way to Block Trackers in Chrome in 2026
A fair comparison of the main tracker blockers for Chrome, what each one actually does, what it costs, and how to choose based on what you want.
How to See Which Websites Are Tracking You Right Now
Online tracking is invisible by design. Here is how to actually see who is watching you on any site, from the browser tools you already have to a one-glance privacy grade.
What Is Browser Fingerprinting (and How to Block It)
Browser fingerprinting tracks you without cookies, and you cannot clear it. Here is how it works, why it is so hard to stop, and what actually blocks it.
How to Stop Websites From Tracking You in Chrome
A practical guide to reducing online tracking in Chrome: what actually works, what doesn't, and how to see who is watching you on every site.
We Aggregated 458,500+ Surveillance Records Across 183 Countries
Symvek integrates the FLOCK community dataset, EFF Atlas of Surveillance, OpenStreetMap, DeFlock, and 20+ government open-data feeds into an open surveillance awareness map. The results are sobering.
We Just Hit 104 Countries on the Surveillance Map
From 1 country to 104 in 9 days. 417,606 cameras. The largest open surveillance awareness dataset, built from public data.
Why Defence Needs Counter-Surveillance Technology
Adversaries buy the same surveillance tools as law enforcement and turn them on allied personnel. Counter-surveillance is the missing layer in defence capability.
How We Built Sentinel: Technical Architecture
The technical story behind Sentinel. PMTiles, tippecanoe, Cloudflare Workers, MapLibre, and the data pipeline that maps 498,500+ records.
Why We're Building Counter-Surveillance Technology in Canada
Canada has unique advantages for building defence technology: no ITAR, strong R&D credits, NATO membership, and a growing defence innovation ecosystem.
Building a Browser Extension That Collects Nothing
Zero data collection sounds simple until you try to build a product around it.
What Is Sentinel? An Open Surveillance Awareness Map
Sentinel maps surveillance cameras across dozens of countries using public data. Here's what it is, how it works, and why we built it.
What Is Shield? Browser Privacy That Actually Works
Shield is Symvek's browser extension that blocks 22,000+ trackers, auto-rejects cookie consent, prevents fingerprinting, and strips URL tracking. Zero data collection.
The Counter-Surveillance Gap
The surveillance economy is $600B+, the defensive side is eight disconnected tools with no intelligence layer.