search for: scottlinux

I wanted to pass this along. I'm sure it may be nothing new to most of you, but it has greatly reduced sasl attacks and spam. I found most of it here: https://scottlinux.com/2011/05/26/prevent-postfix-brute-force/ I added the fail2ban rule and modified my postfix main.cf as follows: smtpd_client_connection_rate_limit = 3 smtpd_delay_reject = yes smtpd_helo_required = yes smtpd_helo_restrictions = permit_mynetworks, reject_non_fqdn_helo_hostname, rejec...

Debian Lenny, Dovecot v 1.0.15. I'm getting a lot of what I think is a local socket asking dovecot:auth to verify username/passwords: > May 31 09:00:54 server dovecot-auth: pam_unix(dovecot:auth): authentication failure; logname= uid=0 euid=0 tty=dovecot ruser=admin rhost= Note the empty 'rhost='. That's why I think it's on the server. I see others that look like bots:

Hi, I'm probably doing something wrong or misunderstanding how this is supposed to work. I have written this ".iso" image to a DVD and booted from it. I then selected the first install option from the menu. I get some prompts and then I'm asked to specify where the media is. I assumed (there's that word) that I should just hit enter, thereby selecting the "from

I'm looking into 'porting' some custom init.d scripts that are in use on CentOS 6 boxes for use on CentOS 7 using systemd One particular init.d script needs to run after autofs has been started, but before X11 is started I'm guessing I could use something like: After=autofs.service Before=graphical.target Is this correct? However, I would like to use the same systemd