Email Security

Hello,One of our partners is some taks for us, what results in sending mails by their mailserver. They use one of our domains for this.Because of some security related questions we are examining if it is possible that their system can send mails thro...

we need for subset of users to deploy cisco secure email so they can encrypt email traffic with a specific client can you deploy cisco secure email alongside, behind/in front of Mimecast for a specific subset of users ? 

Hi,unfortunately I couldn't find a solution to this, so hopefully you are able to help In our ESA cluster (AsyncOS 14.2.2-004) we use dictionaries to quarantine mails e.g. by links contained in body or attachments.The filter is a simple body-dictiona...

Dear all,from time to time we're observing scanning errors, mostly with ms office documents. Error message isInfo: MID 123456789 attachment 'XXXXXX.docx'Info: MID 123456789 was marked unscannable due to extraction failures. Reason: Error in extractio...

I'd like to configure Cisco ESA for allowing only a  specific sender domain  Thanks for your support

5.3.0 - Other mail system problem 550-'5.7.26 The MAIL FROM domain [sharqawi-co.com] has an SPF record with a hard\n5.7.26 fail policy (-all) but it fails to pass SPF checks with the ip:\n5.7.26 [23.90.122.178]. To best protect our users from spam an...

I tried to open a case for one of our ESA appliances from the appliance yesterday at 10:41 EST.  I got the initial email from the appliance, but heard nothing additional back from Cisco.  When I went to Support Case Manager at https://mycase.cloudapp...

Hi Team,Facing an issue where i login on ESA using cli it comes up with a service word. Exampleesa.domain.com (Service) > Can anyone let me know what could be the reason for it.

Hello all,Does someone know when TLSv1.3 will be available in Cisco CES (cloud)? TLSv1.3 is been used for several years now, but cannot yet be configured in the ESA. We are waiting for the implementation of version 1.3, so we can meet the requirement...

Hello, I've got the following question. We have a customer which is currently using Fortimail as email security solution. We are going to migrate the customer to Cisco Esa, my inquiry is if there is a tool to export or copy the config and import it t...

Hello Please can someone tell me why using CRES in ESA is better than s/mime or TLS ?Thanks

Incoming Content Filters page is showing an error. Warning - The following content filters have failed to run and are currently disabled.CC_REJECT: ["Text resource 'CC_REJECT' unknown"]I don't know how to diagnose this. Suggestions? 

Hy,pleaase I applied a dlp policy to my outgoing traffic , but I when I send an email that contain a attachment that should trigger dlp , there is no reaction . I see my log file even "dlp no violation" doen't appear . I think that it skips dlp engin...

I have a virtual ESA with a geolocation inbound content filter as the 3rd filter from the top of the list.  It doesn't work and only sporadically when it does.  Since we are a community-based firm, we would like to quarantine all email that isn't com...

Hello,One of our customer has a "SSL_connect returned=1 errno=0 state=error: dh key too small" when trying to write to us.Is there a Cipher to use to get rid of this ?Here is what we use for now (GUI, Inbound, Outbound) :Methods: TLS v1/TLS v1.2SSL C...