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Incident Analysis

Lottie Player npm Supply Chain Attack Explained

A leaked maintainer token published three trojanized versions of @lottiefiles/lottie-player to npm, targeting wallet drains. Here is the mechanics.

Jan 19, 20267 min read
Open Source Security

npm Provenance: Adoption Tracking in Late 2025

Two and a half years after npm provenance launched, adoption is climbing but uneven. Here is the late-2025 picture across the top packages and frameworks.

Nov 12, 20254 min read
Industry Analysis

Supply Chain Attack Trends: Q3 2025

A data-led look at software supply chain attacks in Q3 2025: npm maintainer phishing, VS Code extension abuse, and a quiet shift toward CI/CD targeting.

Sep 25, 20254 min read
Supply Chain Security

npm Supply Chain Attacks Q1 2025: Dependency Confusion, Typosquatting, and Maintainer Takeovers

The first quarter of 2025 saw a sharp increase in npm supply chain attacks. We catalog the major incidents and analyze the evolving techniques.

Apr 1, 20256 min read
Open Source Security

npm Package Takeover: The Summer 2024 Wave

Between May and June 2024 at least 36 npm packages were hijacked via expired maintainer domains and leaked tokens. We map the cluster.

Jun 20, 20245 min read
Supply Chain Security

npm Lifecycle Scripts: The Hidden Attack Surface in Your Node.js Supply Chain

npm lifecycle scripts execute arbitrary code during package installation. This design choice creates one of the largest and least-understood attack surfaces in modern software development.

Mar 20, 20247 min read
Open Source Security

How to Publish an npm Package With Provenance

A step-by-step tutorial for publishing npm packages with provenance attestations so your consumers can cryptographically verify the build source.

Mar 8, 20246 min read
Software Supply Chain Security

Dependency Confusion in Private Registries: The Attack That Keeps Working

Dependency confusion exploits the gap between public and private package registries. Despite widespread awareness, organizations keep falling for it.

Feb 20, 20245 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.

Jan 15, 20245 min read
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