Security Engineer
Daniel Reyes
Daniel works on the GreyArm sensor and containment. Before GreyArm he spent years on endpoint and network security, and he still checks which ports are open on every machine he sits down at.
Developers
Coding agents and your SSH keys
A coding agent runs with your user account, which means it can usually read the same keys and tokens you can. How that happens, why it matters, and practical ways to narrow what an agent can reach.
Daniel Reyes5 min read
Research
Is your local LLM open to the whole Wi-Fi?
Running models locally is a good privacy choice, until the runtime starts listening on every network interface. How exposure happens, how to check for it, and how to fix it in a few minutes.
Daniel Reyes5 min read
Research
Five signs an AI script is uploading more than it should
Automation scripts that call AI services are easy to write and easy to forget. Five practical signals that one is sending more data than its job needs, and what to do when you spot them.
Daniel Reyes5 min read
Field notes, monthly.
New agents we’ve seen in the wild, what they talk to, and how to keep them in check.