network security in cheat sheets
Cheat Sheet: Femtocell
Cheat Sheet Think about it - calls would go from your handset, to the femtocell, down your broadband connection, back onto the cellular network. I can't be exhaustive here but there are issues around interference, security (cellular networks are generally... [25 Sep 2007]
Cheat Sheet: Grey nets
Cheat Sheet Staff must understand that while they may believe their actions are innocuous anything which undermines network security poses significant risk. If those are used in the enterprise they almost certainly exist in the 'grey net' underbelly of the... [06 Jul 2007]
Cheat Sheet: Virtualisation
Cheat Sheet The virtualisation world is also more flexible - IT teams can shift virtual machines around the network without any manual work or the need to crawl under server room floors rearranging cables. But this is a new area of technology and some analysts... [04 Jun 2007]
Cheat Sheet: Wi-fi
Cheat Sheet Seems like everyone I know has a wireless network at home. And I've heard there's all sorts of security worries too. A lot of individuals and businesses are apparently not securing their wireless networks.silicon.com's CIO Jury said they consider... [24 May 2007]
Cheat Sheet: Wireless mesh networking
Cheat Sheet A mesh network is essentially a series of nodes - wireless access points typically mesh routers but also laptops, PDAs and the like - which route data to each other. There are two types of mesh networks, one where every node is connected to every... [24 Feb 2006]
Cheat Sheet: Security appliances
Cheat Sheet A security appliance? The idea is that the appliance sits at the gateway and cleans data as it enters the enterprise, or passes across network borders. Well as you might imagine, it's an appliance - often a black or silver (techies may call it 'gun... [20 Feb 2006]
Cheat Sheet: Two-factor authentication
Cheat Sheet And how do you prove who you are when accessing your bank or another secure environment such as your computer on the office network? Instead companies are now looking at solutions such as two-factor authentication which typically involves single... [24 Oct 2005]
Cheat Sheet: The A-Z of 802.11
Cheat Sheet The next level of security for 802.11. Should be good for network management, fault finding and other diagnostic fun.m Optical LANs are available but have proprietary standards and have little advantage to radio alternatives other than nominally... [04 Apr 2003]
Cheat Sheet: Computer viruses
Cheat Sheet When you run an infected program, the virus code activates and will try to infect other programs, either on the same computer or on other computers connected to it over a network. The easy answer to this is to buy anti-virus software for your... [26 Mar 2002]
Cheat sheet: Mobile and wireless security
Cheat Sheet OK, let's start with mobile security. You could be using your WAP mobile phone/PDA hybrid to connect to the corporate network remotely. As more and more handhelds and PDAs will be connected to the corporate network, storing critical information... [14 Feb 2002]
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