A shield with a padlock sitting between a window of source code and a glowing brain, connected by data streams

Don't run vulnerability scans on your code without a harness

An LLM can find vulnerabilities, but it cannot know your risk appetite. A harness is the layer where your guardrails, PII rules, budget limits and data formats become enforceable.

August 18, 2026 · 5 min · Paul Piscuc
A laptop on a desk at night showing code in a terminal, with a Ghostty notification banner floating above it

Claude Code Notifications on macOS with Ghostty

How to make Claude Code’s task-completion notifications actually work when running inside Ghostty on macOS.

April 28, 2026 · 3 min · Paul Piscuc