Skill UI

A comprehensive guide to securing HubSpot API integrations. Details best practices for implementing least-privilege scopes, securely managing access tokens in environment variables, validating webhook signatures (v3), and executing proper token rotation procedures. Essential knowledge for building robust and secure applications connected to HubSpot.

This comprehensive guide assists developers in upgrading the @hubspot/api-client SDK. It covers migrating between major API versions (e.g., v1 to v3, v3 to v4), addressing key breaking changes, and implementing modern authentication patterns, such as transitioning from API Keys to Access Tokens. Use this when integrating or maintaining HubSpot-dependent applications.