How to turn off e-mail matching for certificates in Outlook (276597)


The information in this article applies to:

  • Microsoft Office Outlook 2003
  • Microsoft Outlook 2002
  • Microsoft Outlook 2000
This article was previously published under Q276597
Important This article contains information about modifying the registry. Before you modify the registry, make sure to back it up and make sure that you understand how to restore the registry if a problem occurs. For information about how to back up, restore, and edit the registry, click the following article number to view the article in the Microsoft Knowledge Base:

256986 Description of the Microsoft Windows Registry

SUMMARY

When you send a secure message in Microsoft Office Outlook 2003, in Microsoft Outlook 2002, or in Microsoft Outlook 2000, you may need to use a certificate that does not match your e-mail address. This article describes how to turn off e-mail matching for certificates.

MORE INFORMATION

You can turn off e-mail address matching for certificates by editing your registry. To do this, perform the steps appropriate for the program you are running.

Warning If you use Registry Editor incorrectly, you may cause serious problems that may require you to reinstall your operating system. Microsoft cannot guarantee that you can solve problems that result from using Registry Editor incorrectly. Use Registry Editor at your own risk.
NOTE: Items that are in quotation marks should be in Bold type.

Outlook 2003

  1. On the Start menu, click Run.
  2. In the Open box, type regedit.
  3. Locate the following registry key:

    HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\11.0\Outlook\Security

  4. If a Security registry key does not exist, create a new key. To do this:
    1. Click the following registry key:

      HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\11.0\Outlook

    2. On the Edit menu, point to New, and then click Key.
    3. Type Security, and then press ENTER.
  5. Right-click the Security key, click New, and then click DWORD.
  6. Change the name of the new key to "SupressNameChecks" (without the quotation marks), and then press ENTER on the keyboard.
  7. On the Edit menu, click Modify, change the value to "1" (without the quotation marks), and then click OK.
  8. On the Registry menu, click Exit.

Outlook 2002

  1. On the Start menu, click Run.
  2. In the Open box, type regedit.
  3. Locate the following registry key:

    HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\10.0\Outlook\Security

  4. If a Security registry key does not exist, create a new key. To do this:
    1. Click the following registry key:

      HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\10.0\Outlook

    2. On the Edit menu, point to New, and then click Key.
    3. Type Security, and then press ENTER.
  5. Right-click the Security key, click New, and then click DWORD.
  6. Change the name of the new key to "SupressNameChecks" (without the quotation marks), and then press ENTER on the keyboard.
  7. On the Edit menu, click Modify, change the value to "1" (without the quotation marks), and then click OK.
  8. On the Registry menu, click Exit.

Outlook 2000

  1. On the Start menu, click Run.
  2. In the Open box, type regedit.
  3. Locate the following registry key:

    HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Office\9.0\Outlook\Security

  4. If a Security registry key does not exist, create a new key. To do this:
    1. Click the following registry key:

      HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Office\9.0\Outlook

    2. On the Edit menu, point to New, and then click Key.
    3. Type Security, and then press ENTER.
  5. Right-click the Security key, click New, and then click DWORD.
  6. Change the name of the new key to "SupressNameChecks" (without the quotation marks), and then press ENTER.
  7. On the Edit menu, click Modify, change the value to "1" (without the quotation marks), and then click OK.
  8. On the Registry menu, click Exit.
Modification Type:MinorLast Reviewed:7/22/2005
Keywords:kbhowto KB276597
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