User access restriction - Crossword

Clues

1. Physical devices that secure doors or containers to prevent unauthorised entry (5)
2. Secret strings of characters used to verify a user's identity before granting access (9)
3. Permissions that determine which parts of a system a user can view or modify (12)
4. Security measure that identifies a person from a unique physical feature of their body (10)
5. Short numeric code used to authenticate a user at a cash machine or device (3)
6. Plastic credential with a magnetic strip or chip that grants physical entry (7)
7. Unique skin pattern read by a scanner to identify a person (11)
8. Cameras that watch premises and record activity, acting as a deterrent to intruders (4)