There are many different types of access control system

Access control systemThe second process, authorization, allows users
Business owners and managers are constantlyaccess to the appropriate applications, servers, data
identifying areas of risk and taking steps to mitigatestores and physical items (such as building doors and
that risk. In an IT environment, risk takes the form ofequipment). "One [process] figures out who it is, and
access. An organization may possess a wealth ofthe other one figures out what they can do," said
resources, but those resources are not available toAndrew Plato, president of Anitian Enterprise Security,
every employee, customer or partner. Businessesa security solution provider headquartered in
implement access control system to ensure that eachBeaverton, Ore. Authorization is often handled by
user (inside or outside of the organization) only hasmanually correlating authenticated users to specific
access to the resources necessary to perform theirapplications or other resources -- a time-consuming
respective tasks, while preventing access toand error-prone activity. Recent developments like
resources that are not relevant to the user.single sign-on (SSO) and other IDM technologies
promise to bring automation and better control to the
Solution providers need to recognize the importance ofprocess.
access control system in everyday security,.
understand its management implications, and helpThe practice of "least privilege," which limits user
clients match access control to compliance obligations.access to the minimum number of corporate
The first installment of this Hot Spot Tutorial exploresresources needed for immediate job functions, has
the goals of access control and other considerationsbecome crucial in access control, helping to minimize
as it relates to user identities and authentication.business risk. Even application design is affected by
Access control goals and considerationsleast privilege principles.
There are many different types of access control"Web browsers are a great example. They're
system: network access control (NAC), identitybecoming the window into so many sensitive
management (IDM), Web access control, remoteapplications -- everything from banking to internal
access control, and device or endpoint access control.[customer relationship management]," said Pete
This tutorial deals with the importance of accessSclafani, senior director of information systems and
control related to user identity -- in other words,strategy at UnitedLayer, a managed Internet service
ensuring that users have access to the right data (orprovider in San Francisco. "Having an application that
other corporate resources).doesn't use least privilege … can become a liability
Access control involves three processes:even though it helps worker productivity [to be] able to
authentication, authorization and audit. Authenticationaccess documents from anywhere."
confirms the user's credentials in order to allow access 
to resources. Every business implementsAbout aryah.net
authentication to one extent or another. CredentialsAryah.net offers other great security products for
may include a simple user name and password, orcreating access control to certain areas of your
more sophisticated multifactor authentication like abusiness or industry, vehicle security,computer and
smart card and PIN.Internet security, and other uses.