Email Security

Cisco Secure Email Upcoming Events

Getting Started with Cisco Secure Email Threat Defense Join us as our experts walk you through some of the fundamentals, key concepts, and outcomes of the Cisco Secure Email Threat Defense product. We will help you gain the insight needed to create a...

Resolved! Problems sending to Gmail

Good Afternoon, We are currently using Cloud ESA. We were made aware of an issue with users attempting to send emails to Gmail.com that are being queued by the following message: (DCID 4525300) Message 5384539 to ***************@gmail.com delayed....

Bounce Verification and Out of Office notifications

From doing some searching on this forum, I have seen several discussions about Bounce Verification blocking Out Of Office messages specifically when sending to Exchange recipients. I am currently working with a user who was waiting on a reply from a...

Resolved! Cisco Email Security IRON PORT C190

please guide how to add the new Exchange IP’s in Iron Port so that these IP’s will be able to send the Email Outside of MY domain

How does ASA with firepower handle email spam filter/protection?

Hi,Trying to get a quote from reseller for 5508-X with firepower. However none of the documents on Cisco site show clearly how it handles email spam filter/protection. URL filter in some documents are associated with spam protection but is it the one...

ESA DMARC verification report

May I know how to configure DMARC only send aggregate report to administrator and will not send to domain owner?

ESA "edit log subscription"

Hi Expert, Some of the questions about vESA log. 1. What is the function of "Log Subscription" -> "Tracking log" doing? 2. What is about the log storage date? Thank you so much.

Integrating LDAP with Linux OpenLDAP

I want to know if Cisco ESA can integrate with Linux Open LDAP. Customer is using Squirrel mail and wants to do SMTP Authentication with Cisco ESA. Request you to please let me know the possibilities of doing this.

Resolved! How to disbale Incoming mail policy? Want to keep it for future use and not delete it.

Hello All, How do we disbale Incoming mail policy? I have two of them created. I want to keep it for future use and not delete it. Just need to disable it for few days for testing purposes. Thanks.

Resolved! Resigning Internal PKI S/MIME certificate for external customers

Im after a solution to have all emails to our cutomers signed for authenticity. We have our own internal PKI so we can issue all staff S/MIME certs, however our external customers obviously wont trust our CA. So i was thinking if we buy say one or t...

C360 to C390 Migration - Best practice

Hi Team, looking for good C360 to C390 best practices or if anyone has successfully done this and on which code levels. I'm finding x70 migration documentations but no luck yet o x60 to x90. Thanks for any feedback!

vESA config replacement

Hi Expert, When I try to download the config file from current vESA, and then installed a new same version vESA, when I upload the config on this new vESA the found a error. " Configuration file was not loaded. ERROR: Element 'certificate_name' no...

ESA licensing and clustering

Hi expert, I have some questions on ESA - virtual appliance. 1. When installed ESA on VM with ESA licensing. If i copy the VM guest OS to another VM, does the licensing is valid or not? 2. When I want to do a cluster for two ESA virtual applian...

Any substantial benefits in enabling Rejected Connection message tracking feature in ESAs

I have read that for best performance, Rejected Connection message tracking feature setting should be left disabled. Has anyone have any experience with this feature enabled, and if it is worth the resources? Thanks, (C190s in a cluster with vers...

Configuring SPF, DKIM and DMARC in Cloud ESA

Good Afternoon, I'm looking to find a Whitepaper explaining what needs to be done to setup SPF, DKIM and DMARC in Cloud ESA. I have the whitepaper "Email Authentication Best Practices; The Optimal Ways to Deploy SPF, DKIM and DMARC" Revision 4, dated...

Resolved! ESA & WSA Evaluation

Hi! I'd like to test both the Cisco Web Security Appliance & Cisco Email Security Appliance, is it possible to obtain an evaluation license? Thanks in advance, Alessandro Celestra

Email Security

Forum Posts

Cisco Secure Email Upcoming Events

Resolved! Problems sending to Gmail

Bounce Verification and Out of Office notifications

Resolved! Cisco Email Security IRON PORT C190

How does ASA with firepower handle email spam filter/protection?

ESA DMARC verification report

ESA "edit log subscription"

Integrating LDAP with Linux OpenLDAP

Resolved! How to disbale Incoming mail policy? Want to keep it for future use and not delete it.

Resolved! Resigning Internal PKI S/MIME certificate for external customers

C360 to C390 Migration - Best practice

vESA config replacement

ESA licensing and clustering

Any substantial benefits in enabling Rejected Connection message tracking feature in ESAs

Configuring SPF, DKIM and DMARC in Cloud ESA

Resolved! ESA & WSA Evaluation

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Announcing Resources That Guide You to Success

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DMARC Aggregate Report is missing

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merge two different clusters into one

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mail_logs / E-mails released from quarantine

Weak TLS ciphers detected by a Qualys scan and not used in SSLCONFIG