Information Technology Services Centre - Guidelines for Securely Configuring your Computers
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  • Guidelines for Securely Configuring your Computers

    1. Follow the university software standards
      DON't run or install unnecessary or unknown software such as Foxy. Observe and follow the University Software Standards.

    2. Install anti-virus software
      CUHK staff and students can download free anti-virus software through any campus network connection. If you are going to use your subscribed ISP for the download, please make it over a VPN connection.

    3. Install anti-spyware
      Spyware is a software programme installed in your computer without your knowledge or permission. It gathers information about your computer usage and send it back to a central database where your information may be used to benefit cyber criminals. A good anti-spyware scans your system regularly. It can identify and remove any installed spyware. It can also warn you when you attempt to install a suspected spyware. Microsoft Windows Defender 1.1 is a recommended anti-spyware programme. Detail please refer :

    4. Set personal firewall
      Installing personal firewall software can help you block hacking and intrusion. Windows 7 users can use the equipped Windows Firewall features. Please get the details at Enable firewall feature in Windows 7.

    5. Update windows with the latest patches
      Windows and all software require regular updates. Updates can improve security and reliability of your computer.

      1. Install Windows updates software from the Microsoft download site regularly by
        • Click tools and then Windows Update in Internet Explorer.
        • Choose Express to get the most important high-priority updates.
      2. Turn on Automatic Updates using your settings in Control Panel
        • Windows will automatically find and install high-priority updates for any Microsoft products that you have installed and that are supported by the website. You only need to visit the Microsoft Update to check for optional updates for your software and hardware.
    6. Set strong passwords
      Don't overlook the importance of passwords. Strong passwords can prevent unauthorized access to your computer and applications such as e-mail accounts, and e-banking accounts by others. Please refer to the Guidelines for setting a strong password for details.

      1. Ways of changing Windows 7 passwords
        Passwords add a level of security to your computer. When sharing a computer with others, your customized settings, computer programs and system resources are more secure when you assign a password to your logon name or user account.
        Here are the procedures to change user passwords in Windows 7.
        1. Click Start -> Control Panel
        2. Open User Accounts in Control Panel
        3. Under “or pick an account to change“, click your account
        4. Click Change your password
        5. Type your current password in Type your current password
        6. Type your new password in Type a new password and Type the new password again to confirm
        7. You can type a word or phrase to use as a memory aid for the new password in Type a word or phrase to use as a password hint
        8. Click Change Password
    7. Do not set admin right for common user account

    8. Prevent virus infections from USB Drives

    9. Disconnect from the Internet
      Connect your computer to the Internet only when necessary to reduce the risk of hacker attack.

    10. Further suggestions
      Please refer to the The DOs & DONT's checklist for protecting your digital data for details.