Zero-trust remote access is an approach that verifies every connection rather than treating a user or device as trusted because it is inside a network or has connected before. It applies least privilege, granting only the access needed for a specific task, system, and period of time. Verification may consider identity, device health, authentication strength, and access policy.
In cyber security, this model can limit the damage from stolen credentials or compromised endpoints. For example, an industrial technician might be permitted to reach only an authorized operational system through a controlled remote session, with access logged for review. Asset and exposure information can help inform these decisions, but it does not automatically enforce them unless the system is explicitly configured to do so. Defenders should test policies, review audit trails, and ensure controls do not disrupt essential operations.