This setting controls whether the user sees a dialog box when opening Microsoft InfoPath forms containing digitally signed content. By default, InfoPath shows the user a warning message when the form contains a digital signature. When this setting is set to disabled, this dialog box is not shown.
| Registry Hive | HKEY_CURRENT_USER |
| Registry Path | software\policies\microsoft\office\14.0\infopath\security |
| Value Name | signaturewarning |
| Value Type | REG_DWORD |
| Enabled Value | 1 |
| Disabled Value | 0 |