Graham Cluley
Graham Cluley
Graham Cluleyis a British security blogger and the author of grahamcluley.com; a daily blog on the latest computer security news, opinion, and advice...
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What the chart reveals is that spammers and virus writers can exploit unprotected computers anywhere in the world to send out their unwanted messages.
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Every month Microsoft releases security patches for its software - and it's often a race against time for companies to roll these patches out across their business before a hacker takes advantage of the vulnerability. A security hole which allows hackers with malicious intentions to run code on Windows or Apple Mac computers is very serious, and all affected users should ensure they have defended their systems.
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Hackers are in a race against time to infect as many computers as possible through the WMF security hole before companies have a chance to put the patch in place. Everyone should apply the patch as soon as possible, and defend their networks with up-to-date anti-virus and anti-spam software.
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This Trojan horse has been aggressively seeded, using spam technology, to distribute malicious code to as many vulnerable computers as possible, in the shortest amount of time.
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The question on everyone's lips is - when will we see the next one, and will it have a more malicious payload. Apple Mac users need to be just as careful about protecting their computers with anti-virus software, firewalls and security patches as their friends and colleagues using Windows.
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There are fortunes to be made from the dark side of the internet, and spammers who are finding it harder to sell goods via bulk email are likely to turn to other criminal activities, ... What the chart reveals is that spammers and virus writers can exploit unprotected computers anywhere in the world to send out their unwanted messages - everyone has a part to play in the fight against spam.
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Worms and viruses are increasingly being written to steal confidential data from innocent people's computers, to hijack resources, or launch spam or denial-of-service attacks,
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Two years ago, the US accounted for over half of all spam sent to the world - now it is less than a quarter, evidence which confirms that more Americans are waking up to the need to protect their home computers from malicious hackers. More and more viruses, worms and Trojan horses are being designed to take over innocent users' computers with the intention of stealing information and sending out junk email campaigns.
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They don't need to go to all that extra effort to write a virus for Macs. There are plenty of unprotected Windows computers out there.
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Apple Macs have been in the news for the last few weeks regarding a number of security issues. It's important that all computer users are protected against the latest attacks, and have their computers properly patched against vulnerabilities in the operating system. It would be a mistake to think that security flaws are only found in Microsoft's products.
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This is the first real virus for the Mac OS X platform. Apple Mac users need to be just as careful running unknown or unsolicited code on their computers as their friends and colleagues running Windows.
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Some owners of Mac computers have held the belief that Mac OS X is incapable of harboring computer viruses, but Leap-A will leave them shell-shocked.
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The hurricane is a dreadful natural disaster, and it's sickening to think that hackers are prepared to exploit the horrendous situation in an attempt to break into computers for the purposes of spamming, extortion and theft.
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These emails do not really come from Amazon, and clicking on the attached file will install a malicious Trojan horse on your computer. Once it has slipped under your radar, this Trojan is capable of downloading further malicious code from the internet, giving hackers access to your PC. A real message from Amazon would never contain an attached executable file, and people should always think carefully before running unsolicited code on their computer.