Hi @justinus.budi,The error " Verified DKIM signature is malformed. signing time is in the future" is usually observed when there is time difference between the DKIM signature header and the ESA.  DKIM signatures include as timestamp which indicates ...

Hi Michael, To save the messages before its processed or scanned by the policies, this can be achieved by using the message filters, you can use the archive filter to save the copy of the message:https://www.cisco.com/c/en/us/td/docs/security/esa/esa...

Hi Vinay, With setting the action as drop, there would be no information or notification sent to the sender unless a filter is created, the email would be dropped and we will not be able to retrieve the same.However with bounce action, required sende...

Hi Esmaeil, The error "554: Message not accepted due to failed RFC compliance [006]" indicates that email server did not accept the email. We would have to verify or narrow down to understand what changes resulted in the email being non-compliant.Ple...

Hi Galin,The alerts can be enabled on the ESA appliances, so that you are alerted when there are any issues at the system or hardware level.You can set the severity for which you need to be alerted and the email address which needs to alerted.Please ...