| DKIM / Domain Keys Support |
This section provides information about configuring various system parameters to support DomainKeys/DKIM feature. On the user interface, navigate to Admin > System Configuration > System Parameters. You can refer the following table for more information on configuring the system parameters.
| Name of the System Parameter | Location | Purpose |
|---|---|---|
| Selector for the receiving domain | Category: Mail SendingAccess Level: Internal | Use this system parameter to specify the receiver domain selector that is to be used when e-mail signing is turned on. This system parameter will take place only if email signing is turned on. |
| Turn on signing by default at the conversation level | Category: Mail SendingAccess Level: Internal | Use this system parameter to determine whether signing is enabled or not by default when a new conversation is created. |
| Signing algorithm for outgoing mails | Category: Mail SendingAccess Level: Internal | Use this system parameter to determine the signing algorithm for the outgoing mails. Connect supports the following signing algorithms:0 - No Signing1 - DomainKeys-Simple2 - DomainKeys-Nofws3 - DKIM-Simple |
| Private key for signing outgoing mails | Category: Mail SendingAccess Level: Internal | Set in this system parameter the private key used for signing outgoing email.Outgoing e-mails will not be signed unless a signing algorithm is specified. |
| Enable Signing for outgoing mails | Category: Mail SendingAccess Level: Internal | Use this system parameter to enable/disable signing for the outgoing e-mail messages at the global level. This system parameter acts as a switch. No emails will be signed when this system parameter is set to false. |
Connect provides the ability to turn off the signing at the conversation level. If the signing is turned off at the conversation level, the outgoing e-mail messages will not be signed irrespective of whether signing is turned on for a receiver domain.


The following table provides a detailed information about signing the out going e-mail messages based on various configured settings.
| Enable Signing for Outgoing E-Mails at System Parameter Level | Signing Outgoing E-mails at Conversation Level | Signing Outgoing E-Mails at Receiver Domain Level | Action |
|---|---|---|---|
| No | No | No | Outgoing mails will not be signed. |
| No | No | Yes | Outgoing mails will not be signed. |
| No | Yes | No | Outgoing mails will not be signed. |
| No | Yes | Yes | Outgoing mails will not be signed. |
| Yes | No | No | Outgoing mails will not be signed. |
| Yes | No | Yes | Outgoing mails will not be signed. |
| Yes | Yes | No | Outgoing mails will be signed if default receiver domain is selected at conversation level.Outgoing mails will not be signed if a receiver domain (with signing turned off) is selected at conversation level. |
| Yes | Yes | Yes | Outgoing mails will be signed. |