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Supply Chain Security, in plain English.

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Open Source Security

Poetry and Python Supply Chain Security

Poetry's lockfile is an asset. Its dependency resolver is a tradeoff. Here is how to run Poetry safely in a world of typosquats, dependency confusion, and unmaintained installers.

Feb 15, 20266 min read
Open Source Security

npm Package Visibility Audit Techniques

Public when it should have been private. Private when it should have been archived. The state of npm package visibility across an organization is almost always worse than the team thinks.

Feb 13, 20266 min read
Open Source Security

go mod tidy: The Security Implications

Running go mod tidy feels like harmless housekeeping, but the command can silently pull new code, update checksums, and reshape your dependency graph in ways that have real security consequences.

Feb 13, 20267 min read
Open Source Security

Maven Central Sigstore Migration Status

Maven Central's move from GPG to Sigstore is genuinely underway in 2026. Here is where the transition actually stands and what Java shops should do now.

Feb 12, 20267 min read
Open Source Security

npm audit vs pnpm audit vs yarn audit

Three audit tools, three philosophies, three blind spots. A ground-level comparison of how npm, pnpm, and yarn surface vulnerabilities, and where each one leaves you exposed.

Feb 11, 20267 min read
Open Source Security

How to Detect Typosquatting in Package Installs

Build a pre-install guard that catches typosquatted npm, PyPI, and RubyGems dependencies using Levenshtein distance, download-count heuristics, and registry APIs.

Feb 11, 20265 min read
Open Source Security

npm Registry Governance and the Security of node_modules

The npm registry serves billions of downloads per week. Its governance decisions directly impact the security of every Node.js application on the planet.

Feb 10, 20267 min read
Open Source Security

npm Team Access Model Hardening

Npm's team-based permissions are more expressive than most organizations use. A walkthrough of the access model and the configurations that actually reduce blast radius.

Feb 10, 20267 min read
Open Source Security

Log4j Two Years Later: Are We Actually Safer?

Two years after Log4Shell shook the internet, many organizations still have vulnerable Log4j instances. The vulnerability changed how we think about supply chain security—but did it change how we act?

Feb 9, 20265 min read

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