Covering tips that I find usefull
This is just a short one. In /etc/postfix/main.cf Add the following line at the bottom. virtual_alias_maps = static:<your_username> Then in Thunderbird you can collect local […]
This is a simple one. Continuously writing logs to a Pi SD card will reduce it’s life span. Simply add these lines to your /etc/fstab […]
So earlier this evening things started to slow down again and upon investigation discovered the attackers were now hitting my DNS servers. I applied the […]
One of my servers was struck by a password brute forcing attack from hundreds of IPs. This was initially mitigated by adding a new fail2ban […]
Just had to do this for a PowerDNS server. UPDATE `records` SET `content` = replace(content, ‘old_ip’, ‘new_ip’);
When you use the LetsEncrypt module it handles the renewals of your encrypted domains without any issue. However it doesn’t appear to have any method […]
Fixing the “Unable to find backend willing to host hostname for potential supermaster” Error. I had set up many PowerDNS master slave nameserver clusters before […]
I needed to create a script that would pick a random line from a file. The $RANDOM variable isn’t the easiest to use as it […]
This server is now running a Free SSL Certificate from LetsEncrypt. I am running this server on Centos 6.7 and have plesk 12.5 installed. Now […]
Over the last 18 months I have seen more and more new clients contacting me regarding their site being flagged by google as hosting malware […]
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