Firewalls are programs that protect your computer against unauthorised traffic to and from your computer and block unwanted internet activity. Like anti-virus software, firewalls can be purchased from most computer stores.
You can always tell whether or not a connection is secure. Secure website addresses usually begin with the letters https: and your browser will display an icon, usually a closed padlock or an unbroken key.
While these symbols are good indicators that you are visiting a genuine site, you must be aware that spoof sites do exist and therefore you should never follow a link in an email to the Society’s website, always type the website address www.mhbs.co.uk into your browser manually.