Networks
Network Security Measures
Firewalls
Firewalls are hardware, software or a router that monitors the incoming and outgoing data packets of a network and rejects any unauthorised data packets.
Passwords
Passwords are a combination of characters, often associated with a username, used to unlock certain computer resources.
Physical Security Measures
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Locked Servers - Servers should be stored in cages and locked to prevent unauthorised access
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Video Surveillance
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Restricted access to server rooms - this can be done through keycards or biometric security
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Locking doors after use