CommunityGovernance, the RFC process, roadmap, known implementations, and how to report a vulnerability.HCP is an open specification. Changes go through RFCs. Implementations claim conformance against §14. GovernanceRepositories, roles, how decisions are made.RFC processWhen you need an RFC, the template, and the lifecycle.RoadmapShipped in 1.1, proposed for 1.2, reserved for 2.0.ImplementationsRuntimes, hosts, SDKs, and gold packs.SecurityThreat model, guarantees, and how to report.Non-goalsWhat HCP/1.x deliberately does not do, and why. Each item is a decision, revisable only by RFC.GovernanceWho decides what in HCP: the repositories, the roles, how decisions are made, and the licence terms that keep the protocol open.