Email Security

In order to prevent outlook autocomplete to wrognly send to external recipients internal mails, we would like to implement the following solution using ESA message filters.When sending to an external recipients, the user must enter prepend a text suc...

Hi Team, How an user can whitelist/safe list an address if a mail from an address has been Spam Quarantined (local and central ) at Ironport end. Also how an Ironport admin can do for a individual user ?

hi. when I looked at monitoring tracking I saw such an error when send emailMessage 2234455 to example@example.com delayed. Reason: 4.1.0 - Unknown address error 0 [] Could you please tell me what kind of error is it? What do you think about the prob...

Is there any word when Cisco will support Microsoft Outlook 2019 64-bit on Windows 10 64-bit with the Cisco Email Security Plug-in for Outlook?Will this work with OpenJDK JRE 12?Microsoft Outlook 2019 MSO (16.0.10353.20037) 64-bit The 7.6.2.0.28 inst...

We have an Exchange 2010 server that sits behind an IronPort C170, and we'd like to enable DMARC/DKIM.  I was able to follow the Cisco guide for setting up DMARC on our C170, and everything appears to be correct (including when I go to test the signi...

Happy new year 2020 to the email security forum readers and contributors. Since it has been a while for Cisco to publish a book about Ironport ESA/SMA administration i felt it would be appropriate to publish every month a smaller article about topics...

Hi everyone, Does anyone know if there is a way for Ironport SMA version 12.5 to support SAML for multiple email domains (different AD forest)?  I have a requirement to support multiple domains, but when I go to the SAML page in the SMA admin page, i...

I am looking for an External Threat Feed Sources to input on our CISCO Cloud Email Security?Is there anyone can help and give me some correct sample details for External Threat Feed Sources?Thank you in advance.

Hello,I have downloaded an image of an Async OS version 12.5.1-031 on dated 21st December 2019. I planned to upgrade it after taking downtime from my client. Today while upgrading to  version 12.5.1-031 ESA appliance throws an error as "Phoebe-12-5-1...

My default Mail Policies for Anti-Virus are set to quarantine attachments are unscannable, which is acceptable for 99% of the senders I receive mail from.  However, I have a few vendors who will randomly send me unscannable attachments (PDF) due to d...

Dear all. is there any way to send email to quarantine if email was not being verified by Envelop Sender DNS verification? User complained that he didn't get email from xxx.com domain. when I looked at logs observed that domain was not verified by dn...

Hello,We have a ESA running 12.5.Our setup is:Incoming mail from Internet are scanned for Spam /AV etc... and with the use of a Message filter are routed (alt-mailhost) to another SMTP host for decrypting if needed.Then email are coming back to the E...

Hello Guys,Is it possible that Cisco ESA will scan the Internal/Local mails as well?For example, Alan and Jack both are working for the same company xyz and their Exchange server domain is xyz.com.Suppose Alan sent an email from his mail-id (alan@xyz...