Level 1: Lowest Clearance (Need to ask for permission)

Level 1-1: Bare Minimum (Can access public areas)

Level 1-2: Can access restricted areas (Can access restricted areas, but not secret areas)

Level 1-3: Can access secret areas (Can access secret areas, but not top-secret areas)

Level 2: Moderate Clearance (Need to know a password)

Level 2-1: Password is not required (Password is optional, but highly recommended)

Level 2-2: Must know a joke (Must know the punchline)

Level 3: High Clearance (Need to know a secret)

Level 3-1: Can access top-secret areas (Can access top-secret areas, but not the server)

Level 3-2: Can access the server (Can access the server, but not the source code)

Level 4: Top Clearance (Know it all)