Greetings! On one of our third-party services, the script that sends out reports to users broke down. As a result, spam was sent to users mailboxes. When I blocked the mailbox used for sending reports, spam did not stop being sent until the mailing script itself was disabled. The script was able to ...

Please specify. Zimbra 9 will only be available as paid version (NE), or it will be available as free but closed source version? If I don't need to see open source, can I use the product for free (without Modern UI)?

Try to use recipient_bcc_maps or sender_bcc_maps separately, not always_bcc

Hello! Release 8.7.11.GA.1854.UBUNTU16.64 UBUNTU16_64 FOSS edition, Patch 8.7.11_P14. I want to block phishing emails based on certain words in the email body. 1) In this instruction "https://imanudin.net/2015/02/13/zimbra-tips-blacklist-email-based-on-body-email/" need to edit /opt/zimbra...

Hello! -)!

How can I tune anti-spam filters to block all letters with blank field "to" (to=<>).

Is there any way to protect against these connections from other servers to mine?

Hello everyone! Since last month I have faced new types to spam. I administer the server with ~2000 users and they often receive fishing emails. Previously, compromised accounts were used to send spam via smtp-bots. Hacked accounts were identified by analyzing zimbra logs (sasl_username parameter - ...

Yes, there is a files zmswatch and zmswatch.out virustotal says its a bitcoin miner As I understand it, the hacking technique is the same. zmswatch - miner, Ajax.jsp - shell? Last patch is required to solve the problem. But this is not the same as described here: https://lorenzo.mile.si/zimbra-cve-...

seryoga_p wrote:fixed
1. upgrade to 8.7.11
2. Patch P10
now everything is working

Hello Seryoga -)!
Please, check this question: viewtopic.php?f=15&t=66031&p=289821#p289821
I think I was hacked the same way. Do you have a file : /opt/zimbra/log/zmswatch?

Update!

viewtopic.php?t=66005

Ajax.jsp - The content of the file is exactly like the author of the question!