Describe zero trust access as a per-resource policy decision using identity, device, context, and risk.
The move: decide access from current signals. Traditional access often trusted the hallway: if you were on the corporate network or VPN, you were treated as inside. Zero trust assumes the hallway can be compromised. The decision moves to the resource and asks for current proof. For IAM, that means policy should combine four signals: who the identity is, how strongly they authenticated, whether the device is acceptable, and how sensitive the requested action is. The same user may read a dashboard quietly but need step-up authentication to export data. This approach works because it narrows the window between permission…
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