Email Security

I recently created a content filter to add a header on all external e-mail.  This was to prevent some people from replying to outside addresses that were clear phishing attempts.  This has worked somewhat, however management would like to whitelist c...

Hi We wanted to monitor the delivery queue of our ironport boxes C350.we got the below reply from support.Hello Homesh,The best I can suggest you, is to get the information from the CLI command "tophosts". If you choose option 1 (Active Recipients) y...

We shut-downed the CLI for the C670 and M1070 old on-prem servers as we are no longer using.Do we need to re-turn the servers to the Cisco or we can Scrap them?  

this plugin installs properly for Outlook as part of Office 365 v. 1902 running on Windows 10 64bit.  Reading the certified OS/Apps list doesn't show any support for Shared Desktop Services such as Citrix.  Has anyone been able to get the plugin to w...

Hello, One of my user got many bounce messages for email that he didn't send. That bounce messages rejected because it contains malware. I checked on Cisco ESA and I didn't find that the user have send that email. Can anybody explain how could this h...

Hello On Ironport ESA using SenderBase, how is working the Flow Control ? Is there any documentation explaining how connections counters are grouped in that mode ?The documentation below doesn't give any  ... thanks you for your advisesNOTE :https://...

is it possible to use a content filter script to block a mail that has a "reply-to" field different from the "from" field. thanks.

Hi there, We have Office365 is configured to use Cisco Email Security (CES) for both Inbound and Outbound mail traffic. Recently a lot of users received a spam email from *.ru domain, so we've have blacklisted that domain. I'm just wondering what's t...

Hello,   We started adding a text disclaimer at the top of email bodys stating the email is from an external source.  Since then many inbound emails that contain calendar invites particularly ical.  They come through as plain text with the disclaimer...

Hello, We have a Cisco IronPort C170 with OS version 10.0.0-203 acting as a Mail Anti Spam for our Network. Last week, we had an incident of spam mails that were sent to almost all the company workers. The sender e-mail address is (ISCULLINAS@GMAIL.C...

Hello,I would like to download ESA software for C695. But I cannot find any versions for this model.https://software.cisco.com/download/home/282509130Does anyone know how to find it and download it?  Thank you!SH SHAO

Hi,I am looking for  how-to guide for deploying Cisco Advance Phishing Protection (APP) with Cloud Email Security (CES). I found some documents about portal and its policy configuration, monitoring/analyzing etc, however could not find any clear docu...