Limit SSL Message Size to 16 KB for Netscape

• Microsoft Internet Information Server 3.0
• Microsoft BackOffice Server version 4.0
• Microsoft Windows NT Server version 4.0
• Microsoft Windows NT Server, Enterprise Edition version 4.0
• Microsoft Windows NT Server version 4.0, Terminal Server Edition

SYMPTOMS

When you try to make a secure connection to ASP files that are over 32 KB with Netscape, the following error message occurs:

An I/O Error occurred during security authorization. Please try connection again.

CAUSE

The SSL limit, as defined in the SSL specifications, is a maximum of 16 KB of data in one block.

The problem occurs when the IIS 3.0 computer sends the Netscape client more than 16 KB at one time (in one block of data).

Internet Explorer accepts up to a 32 KB block of data at one time.

RESOLUTION

To resolve this problem, obtain the latest service pack for Windows NT 4.0 or Windows NT Server 4.0, Terminal Server Edition. For additional information, please see the following article in the Microsoft Knowledge Base:

Q152734 How to Obtain the Latest Windows NT 4.0 Service Pack

STATUS

Microsoft has confirmed this to be a problem in Windows NT 4.0 and Windows NT Server 4.0, Terminal Server Edition. This problem was first corrected in Windows NT 4.0 Service Pack 4.0 and Windows NT Server 4.0, Terminal Server Edition Service Pack 4.

Additional query words: Secure Sockets Layer https web page

Keywords : NT4SP4Fix kbbug4.00 kbfix4.00.sp4
Version : winnt:3.0,4.0
Platform : winnt
Issue type : kbbug