Your network connects computers, printers, phones, applications, and internet access. It is easy to judge it by whether the Wi-Fi works, but a reliable connection and a secure connection are different questions. Start by understanding what is connected, who can reach it, and who maintains the equipment.
Know your network equipment
Keep a simple inventory of the internet connection, firewall, router, switches, and wireless access points. Record ownership, support status, and the person responsible for changes. Include connected cameras and other devices that may have been installed by a different vendor.
Treat the firewall as maintained equipment
A firewall helps control traffic between networks. Its usefulness depends on configuration, supported software, and review. Ask who applies updates, checks alerts, and approves exceptions. Record why any internet-facing service is needed and remove access that is no longer required.
Separate access by purpose
Visitors usually need internet access rather than access to staff computers or customer records. A separate guest network can support that distinction. Where appropriate, place devices with different trust levels on separate network segments and limit the traffic between them. Have the configuration tested.
Secure wireless administration
Use supported wireless security, change default administrator credentials, and restrict management access. Keep a record of who knows administrative passwords. When staff or vendors leave, review their access rather than waiting until the next equipment replacement.
Control remote connections
Staff and vendors should use an approved remote-access method with individual accounts, MFA where available, and only the access required for their work. Avoid exposing computer login services directly to the internet. Agree when third-party access expires and who reviews its use.
Include devices and people
A network control cannot compensate for every compromised account or unmanaged device. Keep business devices updated and protected, and teach staff how to report unexpected prompts or connection changes. Coordinate network decisions with account permissions and endpoint security.
Keep documentation and review changes
Maintain an understandable diagram, a configuration backup, and a list of critical services. After a move, new installation, or provider change, review the configuration. Ask your IT contact to explain what would happen if the main connection or a key piece of equipment failed.
Make a plan for your business.
Tell Summit about your technology and priorities. Our IT needs assessment is a practical place to start.
Start your IT assessment ↗Further reading
Official resources that support the topics discussed here.