Email Security

Hi, We have an incoming content filter that is used to quarantine suspicious mails, based on Attachment name, sender, and body content dictionaries, as well as a couple of other items. These have grown over time, particularly with the recent macro ma...

Hi, I just install a new ESA to replace to old one. I would like to import the old logs to my new ESA. Can some body let me know the procedure. Thanks.

Hi All, We are receiving Spam emails with blank TO address, is there any way we can Quarantine those mails in Cisco ESA. Eg: From : test@domain.com To: Date : 03/09/2016 11:00 AM Subject : Payment Thank you, Vishnu

Hi everyone, We received a couple of suspicious mails lately, one of which contained the zepto Ransomware. Now we're in the process of figuring out why those mails were not blocked and i was wondering if i can check what SPAM Score those Mails recei...

Hi, I am doing a ESA POV for my customer. Deployed the ESA sitting on internal network with one-arm deployment. Firewall is doing the NAT to route incoming SMTP traffic to ESA and then their exchange server. We are facing issue with Microsoft Office...

Hi all, Can anyone tell me for mail filters, what about this regex means (?i)@abc\.com|@efg\.com The bold on the top means what? I cannot find a reference on this , why there must have ?i on it Can someone explain what is that use and meaning of ...

We have a message filter in place that's automatically encrypting the newer office files if they're over 7Mb.  It works well, but I would like to know if it's possible to add a notification to the sender to let them know the message was automatically...

Situation: we face some attacks with executables embedded in Office documents (OLE) where user then click and execute files like exe, bat etc. we use filetype filters to block exe, bat etc. but they do not match with embedded file types! also a probl...