Altug Tatlisu articles - 9 total
Why My Windows Transparent Proxy Failed on Wi-Fi (and Worked on Ethernet)
TL;DR: My transparent proxy was architecturally correct, fully implemented, and thoroughly tested —...
Physical Proof of Proximity (PoPI): Making Sybil Attacks Physically Expensive
Sybil attacks are not a cryptographic problem. They are an economic problem. If a single machine...
The Arbitrage Bot Arms Race: What We Learned Running FlashArb in Production
Let me tell you something nobody else will: running a profitable arbitrage bot in 2025 is like...
Building a Production-Ready Blind Signature eCash System in Rust
Ever wondered how anonymous digital cash could work without blockchain? In 1983, cryptographer David...
I Built a Zero-Knowledge VPN That Can't Track You (Even If It Wanted To)
Hey folks! 👋 So I have a confession: I'm a bit obsessed with privacy-preserving systems. Last month,...
I Built NetPrune: A Rust Tool to Clean Up My 12,000+ LinkedIn Connections
How I used Rust to analyze and filter 12,613 LinkedIn connections, and what I learned about...
How we built Hermes - a military-grade encryption tool that's ready for the quantum computing era
The Problem That Kept Me Up at Night Here's something that doesn't get talked about...
How I Fell Down the Rabbit Hole of Dots and Dashes
The Spark You know that feeling when you stumble upon an old telegraph machine in a museum...
Building cargo-sane: A Better Way to Manage Rust Dependencies
Have you ever spent hours manually updating dependencies in your Cargo.toml? Copying version numbers...