Companies are being exposed to risks by home workers' bad behaviour online, such as hijacking the neighbour's Wi-Fi and opening unsafe e-mails.
Cisco's customers are not accustomed to regularly updating the operating system on their network hardware, which has left many of them with a 'hygiene' problem when it comes to security, according to Cisco's chief security officer John Stewart.
Black Hat is not just about breaking and entering this year as Windows Vista and IE7 come under the spotlight.
Cisco is aiming to make its Internetwork Operating System (IOS) easier to patch because administrators using the company's network hardware have been reluctant to upgrade even though serious security flaws have been discovered in the software.
Multiple vulnerabilities found in a VPN protocol used by most router vendors means that administrators are once again being advised to patch their network hardware, which is a far bigger issue than patching servers or desktops.
Bug hunters are turning the tables on software makers in the debate over reporting flaws.
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