Recent content by xml

  1. xml

    What is XenForo?

    Xen: This part is likely inspired by the Greek word xenos, meaning “stranger” or “foreigner.” It’s often used in English to convey something new, different, or out of the ordinary. Foro: This appears to be a nod to the word “forum,” referring to a place where people gather to discuss topics.
  2. xml

    Securing Dovecot Email Server

    The easy solution I use is: 1. /etc/dovecot/conf.d/10-auth.conf # Time to delay before replying to failed authentications. auth_failure_delay = 20 This will make brute force attacks harder by slowing them down by increasing the number of seconds bitween login attempts in the same live session...
  3. xml

    Securing Dovecot Email Server

    That directive is for postfix while the command "openssl s_client -connect mail.domain.com:993" is specifically for testing the connection to the Dovecot mail server using the IMAPS protocol which operates over port 993
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    Securing Dovecot Email Server

    will not work for the first connection. I’m curious if the Dovecot team thoroughly tests their Fail2Ban "how-to" guide before publishing it on their website.
  5. xml

    Securing Dovecot Email Server

    That's true for services like SSH, where after 3 failed attempts, the connection is terminated, and Fail2Ban blocks the IP on any subsequent connection attempts. Unfortunately, that's not the case with Dovecot. Dovecot doesn’t terminate the connection after a certain number of failed attempts...
  6. xml

    Securing Dovecot Email Server

    Unfortunately Fail2Ban can take action starting from the second connection, but during the first live connection, Fail2Ban cannot intervene. That's why I am struggling to terminate the first connection
  7. xml

    Securing Dovecot Email Server

    I'm running a LAMP VPS with AlmaLinux 8 and Apache, and I've installed a mail server using Postfix and Dovecot. Everything works fine for sending and receiving emails. However, I noticed that an intruder can establish a connection to Dovecot (e.g., using openssl s_client -connect...
  8. xml

    XF 2.2 watched content alerts/emails

    My new settings to minimize the damages
  9. xml

    XF 2.2 watched content alerts/emails

    OOOUUUCCHHH 😬😬
  10. xml

    XF 2.2 watched content alerts/emails

    How to disable watched content alerts/emails for all members? any option for that in the ACP? I received from my email provider they will block the outgoing mails from my email account because of this watched content alerts/emails feature!
  11. xml

    MariaDB failed to start after upgrading to php8.1.29

    Doing more research I found out the following: Removing the provider files solve the problem and MariaDB is up and running normally now
  12. xml

    MariaDB failed to start after upgrading to php8.1.29

    Many tutorials out there on google: https://www.hostwinds.com/tutorials/backup-restore-mysql-databases-using-mysqldump
  13. xml

    MariaDB failed to start after upgrading to php8.1.29

    No, and I checked the forums was working fine before I run php upgrade I have to prepare my self for the day when the only free open source OS is Debian. I dont use control panels for my server, I do every thing by command line. Here is what ChatGPT suggested and it worked for me: I am not...
  14. xml

    MariaDB failed to start after upgrading to php8.1.29

    On Debian12 upgrading from php8.1.28 to php8.1.29 cause MariaDB failure to start
  15. xml

    XF 2.2 Backup from MariaDB-10.6 restored to MariaDB-10.11?

    I just restored a backup from MariaDB-10.6 to MariaDB-10.11 and it seems the forums is running normally. Any complications or side effects could happen?
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