Simple clear advice in plain English

PC help: Security

How do I find out if the firewall in Windows 7 is active or not?

Any new computer should come with the Windows 7 firewall active, but a quick look under Control Panel and then System and Security will confirm this

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How to spot email scams

We take a look at a recent phishing email, claiming to be from the HMRC, to show how you can catch the scams

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Is your PC security up to scratch?

Follow our 20 hints and tips to help you keep your valuable personal information safe

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Is it safe to go to a website when the Security Warning appears?

The 'File Download – Security Warning' window can be ignored on a site we've checked before publication, but take notice of the sign if it pops up from nowhere

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Protect your PCs from a power cut

Although power cuts are uncommon, if one does happen it could damage your computer. We explain how to protect your equipment from a surge or total failure

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How to use the Command Prompt

Lurking under Windows is the little-known world of the command line. We explain how to use this to fix faults and make your PC much more secure

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Is it safe to use a free uninstaller?

If you use a Windows PC, there should be no need for an uninstaller program. A good place to check a program you're unsure of is on the Web of Trust website

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Is your firewall up to the task?

Any computer, especially those running XP, needs protection against attack via the internet. This article explains why your firewall should always be on guard

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One computer – several users

If more than one person wants to use your computer, then the safest way is to create user accounts for them. Find out how in our Back to Basics guide

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Make your passwords unbreakable

Adding letters, numbers and symbols to your basic password will help enhance the security of your computer and help keep you safe from hackers

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Is it safe to rely on one anti-virus program or should I use more?

You must have a firewall running at all times, but apart from that having more than one anti-virus system running is likely to cause conflict and 'false alerts'

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How can I alter my Wifi password when I don't know what it is?

We think it is probably the network security key Mr Sutton wants to change. We describe how to do this on a Thomson router, failing that a hard reset is needed

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Does Eraser's security message mean System Restore is disabled?

The security warning is to show that old or deleted information could be retrieved. Depending on your operating system, this threat could be lesser or greater

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Computing terms explained in plain English

Restore point

A Windows backup of system files and settings.

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