The new version of this page can be found here; this version has been archived for reference only. LEVEL 0: Standard operating personnel. Personnel at this level are not permitted any contact with an SCP object; breach of this protocol will result in termination of the personnel involved. LEVEL 1: Standard security clearance level for staff involved in the maintenance of an SCP object. Level 1 clearance is usually appended with the SCP object the personnel have clearance for (e.g. 1/173). LEVEL 4: Command-level personnel; permitted access to all non-Keter-level SCP objects.