Physical, software and hardware security

Physical

hardware

Software

Physical security is basically what protects the premises and the facility of the site / data centre

Some examples of physical security are:

Security guard

Security cameras

Fence / gate

Biometric scanner, which scans things like your eyes before you can access the site

Software security is basically what protects the software inside of a computer

Some examples of software security are :

Anti-virus

Anti - malware

Firewall

NIPS (Network intrusion prevention system)

Hardware security is basically things which protect the hardware from being stolen or damaged

Some examples of this are :

Safe

Cable locks

Air conditioning, prevents the hardware / components from overheating and breaking

Hard drive shredders