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Many benefits of wireless Lan security

August 20th, 2011

One issue with corporate wireless networks in general, and WLANs in particular, involve the need for security. Many of the initial access path can not see whether or not a particular user has authorization to access the network. Although this problem reflects issues that have long troubled many types of cable networks this usually does not pose a significant problem, because many organizations that physical security is quite good. However, the fact that radio signals bleed outside of buildings and across property makes physical security largely irrelevant to Piggybackers. Corporate issues are covered in wireless security. Anyone within range of an open geographical network, wireless LAN security can ’sniff’ or capturing or recording of traffic, gain unauthorized access to internal network resources as well as the Internet, and then maybe send spam or perform illegal activities using the wireless network IP address, all rare for home routers, but may be significant concerns for office networks.

If router security is not enabled or if the owner off for convenience, create a free hotspot. Since most of the 21st century laptop PCs have wireless networking built in (cf. Intel Centrino technology ‘), they do not require third-party adapters such as PCMCIA card or USB dongle. Built in wireless network may be enabled by default, the unwitting owner, so the laptop is broadcasting accessibility to any computer nearby. Modern operating systems like Mac OS, or Microsoft Windows makes it fairly easy to make a PC as a Connection Sharing using a ‘base station wireless LAN Internet, enabling all PCs in the house to access the Internet via the’ base ‘PC. However, lack of knowledge about security issues in setting up such systems often means that someone nearby can also use the connection. Such “piggybacking” is usually achieved without knowledge of wireless network operators, perhaps even without disturbing the user’s knowledge if their computers automatically choose the wireless LAN security in nearby without collateral to be used as an access point.

There are three basic ways to secure wireless LAN security.

For closed networks (like home users and organizations) are the most common way is to configure the access restrictions on the access point. Those restrictions may include encryption and checks on the MAC address. Another option is to disable ESSID broadcasting, making access difficult for outsiders to detect. Wireless Intrusion Prevention System can be used to provide wireless LAN security in the network model.
For commercial providers, hotspots, and large organizations, the preferred solution often have an open and unencrypted, but completely isolated wireless network. The users will not initially have access to the Internet or local network resources. Commercial providers usually forwards all web traffic to a captive portal that provides for the payment and / or authorization. Another solution is to require users to connect securely to a special network using VPN.
Wireless networks are less secure than cable, in many offices intruder can easily visit and connect their own computers to the wired network without problems, gain access to the network, and it is also often possible for a remote intruder to gain access to the network through backdoors like Back orifice. One common solution to end-to-end encryption, with an independent authentication on all of the resources should not be available to the public.

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Posted in Internet |

Tags: Lan security, wireless, wireless Lan, wireless Lan security, wireless security

The importance of knowing what is mobile computing

August 15th, 2011

What is mobile computing? Mobile computing is in fact the human interaction with computers that have been designed in the form of a computer. Mobile computing provides many different services for people and even the services also remain the same. Mobile computing service enables people to easily communicate with each other and the service is being enjoyed by many people.

What is mobile computing, mobile computing to understand the definition of the person can perform a variety of applications. The first benefit is enjoyed by people is that they can continue their work all the time because they do not have to carry out the work with just one and stay in one place. What is mobile computing, with us taking advantage of mobile computing is that people prefer to contribute more to work and therefore because of this discovery people do not need to put extra effort because each and everything available to them. With the help of these machines people can work from any place they want to. But in many cases, time and cost of people is minimized. When stored in such a way that before people have to use a computer and then have to provide and gather information on a larger scale, but now they can collect information in an easy way.

Another important feature associated with this computer is that computers can be used from any place at any time and also wearable as well. People can wear whatever the system is in place and this can easily handle as well. There are also some cons to this system and con base in this system is that Internet access to computers is not too fast so it takes time for people to gather some information and then use it.

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Posted in Computer, Internet, Mobile Technology |

Tags: Computer, Internet, mobile computing, Mobile Technology, what is mobile computing

Easy ways to how to access google docs

August 14th, 2011

Google gives you the ability to store multiple documents online for easy access. so, how to access google docs, for tones work quickly resolved. Just put the documents that you may need in other locations on Google. You will be able to access it from work, the library or your friend’s house for internet access is available at that location. A select group of users can access these documents as well. You do not even need to download any software. Here are the steps how to access google docs.

Create a new Google account (or access to one you already have). This will give you an email account with Google. Using e-mail name and password you created when you go to the area where you access your documents on Google.
Type in the address window “docs.google.com” in your browser to access the program. Use the login and password information here.
Go to a new screen by clicking on “Upload” button. Next, select the file you want to send to Google. From there, you will be able to select a document from your computer via the “Browse” button. Click the “Upload file” to add to the list of documents.
Press the “Continue” button and the document will appear. You can now work with files, the format you want, and add the information before saving again.
Turn off your popup blocker if you use it. Press the “New” to create a new word processing or spreadsheet documents. You’ll see a flashing button on the right that says “loading.” The name of this files by clicking “File” and choose how you want to save the document.
Access to the newly created document by selecting from the available files in the directory.
Allow others to view the document by selecting “Sharing” in the upper right corner of the screen when you have a document open. A screen will show on the left side that allows you to enter the email address of the person you want to be able to view or collaborate on your documents. You can also choose to check the box so anyone can view.

Steps how to access google docs. Hopefully can be useful for you. Good luck.

Posted in Internet |

Tags: access google docs, Google, google docs, Steps how to access google docs