how can I sercure an exchange server from a brute force attack via iis ntlm

Posted on 2006-04-13
Last Modified: 2008-01-09
how can i secure a exchange server from a brute force attack from IIS NTLM ?
Question by:brikeyes
    LVL 35

    Accepted Solution

    5-minute Security Advisor - Configuring Outlook Web Access
    Exchange Server 2003 Message Security Guide

    TechNet Webcast: Secure Access to Microsoft Exchange from the Internet—Level 300

    XCCC: Front-End Server Considerations;en-us;274219

    Exchange Server Front-end/Back-end Terminology and Implementation;en-us;246739

    XADM: Setting Permissions on Virtual Directories in a Front-End and Back-End Deployment;en-us;328757

    XADM: White Paper - Using Microsoft Exchange 2000 Front-End Servers;en-us;326276

    Exchange Server 2003 Deployment Guide

    Publishing Outlook Web Access (OWA) Sites using ISA Server 2004 Firewalls

    RSA - Outlook Web Access Solution Brief
    LVL 104

    Expert Comment

    Disconnect it from the Internet.

    The point is - if someone is determined enough to get in, they will. If they can't brute force, then they will use another mechanism, social engineering for example.


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