Before the advent of the internet, network and computer security was relatively simple as organisations needed to secure only the ‘perimeter’ to their systems. Computers were connected by networks and with the exception of wide area networks (WANs), did not communicate with the outside world. With the internet, the task is considerably more challenging.
Get Safe Online's top tips...
Take all possible precautions to secure computers and networks from unauthorised online and physical intrusion.
Consider engaging specialists to help if you do not have the necessary expertise, resources or time.
Most network security is now managed by means of a technology solution such as a firewall. Network security is a specialised area often considered beyond the capability of small business owners and even regular IT support vendors, but instead requiring the services of a network security specialist.
There is a wide choice of intrusion prevention devices (IPDs) and intrusion prevention systems (IPSs) available which, again, generally require a degree of specialisation to deploy. You can also engage specialist organisations to test the integrity of your security.
Here are some commonly-visited subjects covered on this website to give you more information and advice about keeping your computers secure:
Information access management
Internet security software
Operating system updates
Mobile and home access
Bring your own device