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Internet Explorer 4 or 5 Setup Updates 128-Bit Encryption


The information in this article applies to:
  • Microsoft Internet Explorer for Windows 95
  • Microsoft Internet Explorer for Windows NT 4.0


SUMMARY

When you install the English-language exportable 128-bit Server Gated Cryptography (SGC) add-on for Internet Explorer 3.02 on a computer with Internet Explorer 4 or 5 installed, you may receive the following message:

   Microsoft Internet Explorer SGC 128 update
   Your computer already has a newer or 128-bit version of this product.
   Installation will exit. 


MORE INFORMATION

When you install Internet Explorer 4 or 5 over the 40-bit non-SGC version of Internet Explorer 3.02, the Schannel.dll file is updated to the new SGC version.

When you install Internet Explorer 4 or 5 over the 128-bit SGC version of Internet Explorer 3.02, the Schannel.dll file is updated to the new 128-bit SGC version.

When you install Internet Explorer 4 or 5 over the 128-bit strong encryption version of Internet Explorer 3.02, the Schannel.dll file is updated.

To enable 128-bit strong encryption in Internet Explorer 4 or 5, use either of the following methods:

  • Install the 128-bit strong encryption version of Internet Explorer 3.02 before you upgrade to Internet Explorer 4 or 5.


  • Download the 128-bit strong encryption upgrade for Internet Explorer 4 or 5 from the following Web site after you install Internet Explorer 4 or 5:

    http://www.microsoft.com/ie/download/?/ie/download/128bit.htm

    NOTE: This link is for Windows 95 and Windows NT 4.0 users only. If you are using Microsoft Windows 98, you are automatically redirected to the Windows Update Web site. If you are using Windows 98, go to the following Web site:

    www.microsoft.com/ie/security


For more information about Server Gated Cryptography and security in Internet Explorer, see the following articles in the Microsoft Knowledge Base:
Q148427 Generic SSL (PCT/TLS) Updates for IIS and MS Internet Products
Q135982 How to Configure Internet Explorer to Use a Proxy Server
Q155444 Description of Digital Code Signing in Internet Explorer
Q174360 How to Use Security Zones in Internet Explorer

Additional query words: 4.00

Keywords          : msiew95 msient 
Version           : WINDOWS:
Platform          : WINDOWS 
Issue type        : kbinfo 


Last Reviewed: September 1, 1999
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