AAA server


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AAA server

(Authentication Authorization Accounting server) A network server used for access control. Authentication identifies the user by username and password. Authorization implements policies that determine which resources and services a valid user may access. Accounting keeps track of time and data resources used for billing and analysis. See authentication server and access control.
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In our scheme, MS can show its corresponding credential ticket to the target BS/AP whenever a VHO occurs, and then the MS and target BS/AP can use the credential ticket to perform one authenticated key agreement like 3-handshake/4-handshake to derive a shared session key for the future communication without interacting with the AAA server.
The MN Nonce is generated by the MN and communicated to the AAA server in the HKReq message.
Both station and AAA servers derive identical keys, and the AAA server returns that key to the access point.
New AAA server and Mobile IP technologies that give mobile users real-time, "always connected" access to IP networks were introduced in 1999 as part of the packet-switched platform.
The standard will impact all elements of the WiMAX femtocell network including: the MS (Mobile Station), WFAP (WiMAX Femtocell Access Point), Security Gateway, Femto Gateway, SON Server, AAA Server, WFAP Management Server and other Core Service Network (CSN) functions.
In our tests processing log files for each AAA server, Oracle's SPARC M7 systems with Silicon Secured Memory and Oracle Solaris Studio development tools proved to be the only effective method of protection against dangerous programming vulnerabilities, said Jerry Chen, senior manager, Telecom Software Product Department.
If the MS performs an EAP authentication with the AAA (Authentication, Authorization, and Auditing) server every time it registers to another BS, then it induces a long latency that is hindrance to the seamless handover, because the EAP authentication accompanies several message exchanges between the MS and AAA server.
The employee enters a user name and password, which is sent to the AAA server, probably hosted within the IT infrastructure.