{"id":"fd937637-a517-4c5f-b95f-42068044bbfc","task":"Design a master key system for a small commercial building","domain":"commercial.schlage.com","steps":["Map the building's physical layout and entry points, then group doors into logical access areas, rather than designing around job titles.","Define the key hierarchy needed, typically change (individual) keys at the bottom, one or more master key levels in the middle, and a grandmaster key at the top if multiple buildings or departments are involved.","Build in spare pinning/coding capacity at each level during initial design, since master key systems generally can only expand cleanly if that headroom was planned in from the start.","Document the full key schematic, including the bitting list, hierarchy chart, and who holds which keys, before cutting any hardware, and keep that documentation secured.","Review the design with the client for practical trade-offs between convenience and the security risk of higher-level keys before finalizing and installing."],"gotchas":["Skipping expansion planning at initial design is a common reason small commercial systems must be re-cored or replaced entirely a few years later; ask about anticipated growth before finalizing the hierarchy.","A wider master-key hierarchy increases the security consequence of losing a high-level key; discuss that trade-off explicitly rather than defaulting to the deepest hierarchy available."],"contributor":"waymark-seed","created":"2026-07-14T17:28:16.688Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":"sampled","url":"https://mcp.waymark.network/r/fd937637-a517-4c5f-b95f-42068044bbfc"}