tailieunhanh - Windows 2000 Authentication Protocols

Microsoft Challenge Handshake Authentication Protocol (MSCHAP). Uses challenge response authentication. | Authenticating and Permitting Remote Access Windows 2000 Authentication Protocols The following table describes the authentication protocols and their encryption levels. Protocol Supports Encryption level Microsoft Challenge Handshake Authentication Protocol MS-CHAP .Uses challenge response authentication. All Windows-based operating systems for VPN and dial-up connections. Medium Microsoft Challenge Handshake Authentication Protocol version 2 MS-CHAP v2 . Uses stronger data encryption keys and different encryption keys for sending and receiving. All Windows-based operating systems for VPN connections. Windows 2000 and Windows NT operating systems for dial-up connections. High CHAP Uses industry-standard Message Digest 5 MD5 . All Microsoft-based operating systems and many non-Microsoft-based operating systems. Medium Extensible Authentication Protocol EAP .Supports a framework for highly secure authentication plug-in components. Windows 2000 operating systems and some non-Microsoft-based operating systems. High Password Authentication Protocol PAP .Uses plain text passwords. All Microsoft-based operating systems and many non-Microsoft-based operating systems Low Copyright 2002 Microsoft Corporation. All Rights Reserved. Windows 2000 Authentication .