Email Security

How to verify and disable TLS 1.0 /1.1 and allowing only TLS 1.2  on CIMC C220 Standalone rack servers. We are upgrading to 3.0.4(a)  which release notes mentioned supporting TLS1.2,  We wanted to validate from blade which version is enabled and not ...

Do you get the same functionality with the Cloud based ESA and you do with the physical ... Is the interface the same ?   Thanks

Could someone tell me would there be any changes required to be made when migrating from on-premise ESA to Cloud ESA in terms of DMARC? DMARC is currently configured correctly and fully on our hardware esa. When moving to cloud esa we will use static...

I have had a real problem lately with spammers picking up legitimate hosting accounts in the United States. The strange part is that when I pull a message history in Ironport, I am seeing it make different decisions on the same single connection.   I...

Our ESA cluster (C190s) was recently upgraded to AsyncOS 11.1.0-131  (from v10.x)   I understand DLP updates are always performed at the machine level, irrespective of DLP configured at the cluster, machine or group level now.   My question is, once ...

Hello,   Recently I have moved two ironport devices to a new subnet. The migration was successful except from the cluster betweeen ironports. I use hostnames for the cluster and I thought that it is not necessary to brake the clustering.    My proble...

I want to append in an email a message same like below     CAUTION: This email originated from outside of the organization. Do not click links or open attachments unless you recognize the sender and know the content is safe.   is it possible this t...

I probably missed something in our configuration.I  get the following log:- Message  matched per-recipient policy SMIME for outbound mail policies.- Message  aborted: Bounced by SMIME- (DCID 0) Message to "name@domain.de" bounced by destination serve...

Hello We have cisco email security C190 appliance we want to block or reject any mail coming from internet which as our SMTP domain in sender email ID, suppose we have our SMTP domain is "mydomain.com" so any incoming mails from internet which has se...

Hi.. I am planning to deploy email security solution on vmware but our organization email accounts are on Microsoft exchange online(cloud) which way should i setup email security solution, will this solution work with this structure. Please suggest.