Access Control List in .NET Framework

Written by Balaji

Access Control List in .NET Framework

Once you complete developing a web application, you need to secure it. This is whenrepparttar aspect of security comes into picture. There will be some portions of your application which need to be secured from users. Securing an application may need extra hardware to build complex multi-layer systems with firewalls, and also some highly secure features. Security enables you to provide access to a specified user afterrepparttar 133475 user is authenticated and authorized to accessrepparttar 133476 resources in your web application. The Access Control List is used inrepparttar 133477 authorization process.

The basic concepts of security are Authentication, Authorization, Impersonation and Data or functional security. Authentication isrepparttar 133478 process that enables to identify a user, so that only that user is provided access torepparttar 133479 resources. Authorization isrepparttar 133480 process that enables to determine whether a particular user can be given access torepparttar 133481 resources thatrepparttar 133482 user requests. Impersonation isrepparttar 133483 process that provides access to resources requested by a user under a different identity. Data or functional security isrepparttar 133484 process of securing a system physically, updatingrepparttar 133485 operating system and using robust software.

Some elements of an operating system,repparttar 133486 Internet Information Server (IIS), andrepparttar 133487 .NET Framework work in coordination to providerepparttar 133488 features required to executerepparttar 133489 security concepts mentioned above. For example, Windows 2000 uses its own list of user accounts for identifying and authenticating users. IIS identifiesrepparttar 133490 users based onrepparttar 133491 information provided by Windows, whenrepparttar 133492 users access a web site. IIS after identification ofrepparttar 133493 users, passes this information to ASP.NET. Thenrepparttar 133494 user information is checked for authorization.

Selecting a Cell Phone

Written by Deryck Richards

By Deryck Richards

Managing Partner


(562) 694-2853

More Than Just a Phone

Selecting a cell phone is no longer just about mobile communication – it is now a lifestyle choice. If you don’t selectrepparttar phone that fits your personality, you won’t be happy with it. New cell phones are beginning to have little in common with earlier cell phones. The new models feature color screens, digital cameras, high-speed internet connections, multimedia games, and music playback. In case you were wondering, you can also use them to make phone calls. It’s only a matter of time before everyone has these features on their cell phones.

Text messaging or “texting” is now available standard on most cell phones. It is similar to instant messaging except that messages are sent and received by cell phones instead of computers. Multimedia messaging allows you to send audio, video, and pictures as an attachment to a text message. Multimedia messaging was once seen as entertainment, but is rapidly becoming valuable torepparttar 133474 business world. Real estate agents take photos of houses with their cell phones and employment agencies may use camera phones to photograph job applicants – all away from their office.

Dial In Onrepparttar 133475 Options

Cellular providers inrepparttar 133476 United States use either GSM or CDMA technology. When you buy a cell phone, it is tied to either GSM or CDMA cellular network, but can't be converted from one torepparttar 133477 other. If you ever switch cellular providers, you may also need to switch phones. Most cellular providers now have high-speed data networks. These data networks work with high-end cell phones and special network cards you can purchase for laptops. Data networks usually transmit data slightly faster than a dialup internet connection. These networks are still being developed and are yet to be available everywhere. Look for higher speed networks to be much more common by 2006.

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