Ransomware – What is a Cryptovirus?

Cryptoware are malicious programs that infect your computer, block and encrypt your files and extort money for their decryption.   This video tells you how to protect yourself and demonstrates Cryptolocker in action.  

Out of date antivirus is worse than no antivirus at all

Sometimes we get asked the question, “How could I have got a virus when I have antivirus protection installed?”  Most people have taken the precaution of installing antivirus software, or perhaps had it preinstalled when they purchased their computer.  A common problem, however, is that they may not have kept the product up-to-date, or perhaps […]

Thou shalt make back-ups

Recently a client lost 100 Gb of data when a hard drive failed.  With no effective back-up for much of the data, thousands of hours of work were lost.  Are you able to cope with such a disaster?  Many of us go through life hoping that it will never happen to me! What are your […]

Creating more secure passwords

Strong passwords are usually at least eight characters, include a combination of letters, numbers, & symbols and is easy for you to remember, but difficult for others to guess.  The easiest way to create a strong password that you won’t have to write down is to come up with a passphrase.  A passphrase is a […]

Policies that can protect your organization from Viruses, Worms & Internet Scams

Viruses & Worms are small but destructive programs that are commonly spread by e-mail. They come in the form of cleverly disguised attachments to messages that trick unsuspecting users into clicking on them. Once installed, viruses infect programs & files and can destroy your data. They can self-replicate across your network & spread by e-mailing […]

Trends in Computer Security

For years there has been an ongoing debate as to which computer platform is the most secure. Whilst there is a perception amongst both PC & Mac users that Macs are safer, apparently Mac users are victims of cybercrime just as regularly as PC users. According to security vendors, Viruses and Trojans are no longer […]

Consider a UPS to protect delicate equipment

An Uninterruptible Power Supply (UPS) is a battery backup unit that plugs in between your computer & the wall socket. If the power to your computer is suddenly cut, or drops significantly even for a moment, a UPS will cut in instantly & automatically supply power from its built-in battery. You then have time to […]

Phone scammers target computer users with phoney virus reports

Last weekend I received a panicked phone call from a friend who suspected he’d fallen victim to a computer virus telemarketing scam. A con artist makes a phone call claiming to be a “tech support specialist” who warns that your computer is infected with a virus. To fix things, all you have to do is […]

How to Whitelist an Email Sender in Gmail

Have you ever had a situation where an important email you’re expecting never made it to your Inbox? Instead, Gmail incorrectly classified that legitimate email as spam & moved into the spam folder. This can particularly be a problem with newsletters that you have subscribed to. There are two ways to whitelist emails in Gmail. […]

Malware writers get very creative

Virus writers are constantly adapting in an attempt to get around security measures. The threat landscape has changed from virus’s written by pimply teenagers as a form of digital graffiti, to organised crime approaching it as a business. Social engineering has become a key attack vector. Phishing attacks where the writer entices you to click, […]