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Chapter 4

Controls in an IS environment

2.1 Controls in an information systems environment

 General controls Personnel

 Appropriate use of systems and security Logical access
from loss of data
Facility

Business continuity

 Application controls Input

 Designed for the individual application to Processing
prevent, detect and correct processing
errors Output

 Software controls Reputable dealers

 Ensure that the software in use is Original disks
authorised
Licences

 Network controls Firewalls

 Arisen due to the growth in distributed Flow
processing and e-commerce
Data encryption

Virus protection

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