DevOps & CI/CD · Security
Fix npm UNABLE_TO_GET_ISSUER_CERT_LOCALLY and SELF_SIGNED_CERT_IN_CHAIN safely
npm reports UNABLE_TO_GET_ISSUER_CERT_LOCALLY or SELF_SIGNED_CERT_IN_CHAIN when Node.js cannot build a trusted certificate path for the configured registry or an HTTPS-intercepting proxy. This guide restores an explicit trust chain without disabling TLS verification.