In February, a maintainer of a widely-used npm package pushed a release that shipped malware to 47,000 downstream applications. The maintainer's GitHub account had been compromised four months earlier. Nobody noticed. It happened again in March. Again in early April. This episode is the supply chain security story the vendors aren't telling you correctly.

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📚 WHAT YOU'LL LEARN

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✅ The 4 Q1 2026 supply chain incidents you may have missed

✅ Maintainer takeover — the 5-step playbook attackers actually use

✅ Why SBOM (Software Bill of Materials) doesn't prevent this

✅ SLSA (pronounced "salsa") levels — and why <1% of enterprise hits Level 3

✅ Sigstore adoption by registry — the ugly numbers

✅ The pragmatic defense playbook for a 50- ...