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keywarden/evidence/diagrams/dissertation/06-revocation-latency-timeline.mmd
2026-04-28 02:08:11 +01:00

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sequenceDiagram
participant AD as Administrator
participant K as Keywarden
participant AG as Agent
participant H as Managed Host
participant U as User
AD->>K: Revoke access at t0
Note right of K: Policy state changes immediately
loop Poll interval = N seconds
AG->>K: Poll /accounts + /ssh-ca
end
K-->>AG: Revoked state at t0 + delta
AG->>H: Remove/lock account and apply new state
H-->>U: SSH denied
Note over AD,U: Effective revocation latency <= poll interval + agent apply time