Using a Public or Shared Computer Close Window Clear History Delete Temp Internet Files and Cookies Clear Forms and Passwords Blocking Browser Helper Objects (BHOs) Windows Scripting Further Security Issues

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Using a Public or Shared Computer? You should always log out at the end of a session, or when you leave your computer. Though you may Log Out of mc² successfully at the end of your session [link top right], due to the way that browsers work, other people using the same computer after you may be able to view the pages you have already looked at, so you should also: Close Window Clear History Delete Temporary Internet Files and Cookies Clear Forms and Passwords

Close Window To prevent people using the BACK button in your browser [or the ALT and left-arrow keys], just close the browser now by clicking on the X icon at the top right of this screen.

Clear History You may also wish to delete the browser's History. This records all the websites that people have visited recently, using this machine. In Internet Explorer (IE), click on the Tools menu item at the top of the screen, then Internet Options. You should then see a Clear History option - click on this. In Netscape 6: Edit / Preferences / Navigator / History Alternatively, in IE 6, click on the History icon, then right-click on items in the side bar to delete them. In Netscape 6, View / My Sidebar / History. You are looking to delete pages with the URL: mc2.vicnet.net.au

Other measures to remove traces of your browser activity include:

Delete Temporary Internet Files and Cookies In IE, select Tools / Internet Options. On the General (default) tab, you can delete Temporary Internet Files and Cookies See also: cache

Clear Forms and Passwords In IE, select Tools / Internet Options. On the Content tab, select AutoComplete. Here you can clear Forms and Passwords

Blocking Browser Helper Objects (BHOs) in Internet Explorer (IE)

For those using Internet Explorer (IE), there's a setting that should help reduce the possibility of Browser Helper/Hijack Objects (BHOs) taking over your browser. If you can do without the Google or Yahoo toolbar in IE (because it requires the BHO feature) you can turn off the BHO feature by doing the following:

1. Click on the Tools menu item in Internet Explorer
2. Select Internet Options from the drop-down menu
3. Select the Advanced tab
4. Ensure Enable third-party browser extensions (requires restart) is NOT ticked
5. Click OK, as shown below:

See also: Microsoft Help - How to disable third-party tool bands and Browser Helper Objects

How to turn off Windows Scripting Host

This default feature in Windows may be an open invitation to VBS worms.

Virus outbreaks have exploited known vulnerabilities in Visual Basic Scripting under Windows. For example, NewLove and ILOVEYOU both contained attachments ending in .vbs which the user must click on to become infected. In order to limit the risk of infection, users of Windows should turn off Windows Scripting Host. Doing so will prevent you from executing .vbs scripts by double-clicking.

How To Remove:

1. Open "My Computer"
2. Select "Tools/Folder Options"
3. Click on File Types tab
4. Find VBScript Script File
5. Select Delete
6. Click OK

Further Security Issues

See the main Security section for information on Browser & Screen Resolution; Content Regulation & Software; Code of Conduct; Viruses, Trojans & Worms; Critical Updates / Service Packs; Spyware and Adware Removal, Hackers and Firewalls

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