The following constitute the essentials of defence for your IT security:
- carrying out basic screening checks on all your employees and contractors
- having short, clearly documented security policies and procedures
- carrying out basic security awareness training with your employees
- implementing patches for software vulnerabilities as soon as possible
- knowing who is accessing your systems, and why
- using strong passwords and changing them regularly
- making sure your anti-virus system is updated every few days
- using a content-filtering system to guard against spam and phishing
- using a firewall, especially if you have broadband Internet access
- using an ‘all-in-one’ network defence system with a small network
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