Search found 5 matches
- Thu Sep 06, 2018 2:29 am
- Forum: Administrators
- Topic: SSL certificates: domain name mismatch with common name
- Replies: 2
- Views: 1251
SSL certificates: domain name mismatch with common name
I have a mail domain with Comodo certificates. I created a new mail domain from there and deployed lets encrypt certificates(it is valid and succeed). But at web Interface, the new domain shows the certifcates of comodo (of initial mail domain), and the browser says insecure due to common name misma...
- Wed Sep 05, 2018 5:39 am
- Forum: Administrators
- Topic: Lets encrypt certificates installed and valid, but not loaded in browser
- Replies: 0
- Views: 650
Lets encrypt certificates installed and valid, but not loaded in browser
I have a mail server with numbers of subdomains. I installed certificates generated by Lets Encrypt in my one of the subdomain mail servers. The certificates are installed successfully and are valid. But the installed certificates is not shown in browser. Rather it loads the certificates of my paren...
- Mon Sep 03, 2018 6:51 am
- Forum: Administrators
- Topic: unknown non authenticate mail sender
- Replies: 3
- Views: 1509
Re: unknown non authenticate mail sender
I am also facing similar problem. can anyone help please.
zimbra version 8.0.7 FOSS edition
zimbra version 8.0.7 FOSS edition
- Wed Aug 29, 2018 7:36 am
- Forum: Administrators
- Topic: How to set authentication limit
- Replies: 0
- Views: 975
How to set authentication limit
I am having problem with unusual users trying to send mail from my domain. Is there any way to limit the rate of authentication to avoid such attacks. main.cf : smtpd_helo_required = yes in_flow_delay = 1s transport_maps = proxy:ldap:/opt/zimbra/conf/ldap-transport.cf smtpd_sasl_security_options = n...
- Tue Aug 28, 2018 11:10 am
- Forum: Administrators
- Topic: adding Captcha to user login
- Replies: 1
- Views: 1440
adding Captcha to user login
Can someone help me on how to add captcha to user login authentication. I hope it can block the bot attacks.