Random header image

Miscellaneous Whatnots

Guide: Creating more professional livestreams with OBS & VoiceMeeter

I've used VoiceMeeter for years. It can be confusing at first, but its powerful features make it an invaluable tool.  During this time, quite a few people have asked me about how to configure VoiceMeeter and OBS for their own streaming needs. More recently, questions about setting up a livestream or podcast streaming setup for going live on the web-based […]

How to make read-only 'virtual' exFAT directories for FTP users on Synology NAS running DSM 6

Update, December 2019: installing third-party scripts or package managers which run on boot may overwrite the file /etc/rc.local which I initially recommended using. I've revised this article to recommend a better autostart script directory; feel free to borrow the simple start/stop script I included at the end of this post. I recently purchased a Synology NAS running DSM 6, and sharing […]

Dear mailserver operators: PLEASE stop using SSLv3!

I look after a few email servers and after implementing much stricter encryption settings at the start of the year, I noticed some emails were never making it to accounts - being rejected at the negotiation stage (where the remote server sending the email agrees an encryption protocol and cipher with the local server). I was puzzled by this. TLS […]

Fail2ban 0.10 on CentOS6 - yes we can! And my notes on successful manual upgrades

Fail2ban's official compile for CentOS6 has never advanced beyond 0.9.6-1.el6.1. While 0.9.6 works, it's old and has a few major inconveniences: No IPv6 support πŸ™ A tendency for the daemon to die when parsing many logs or a high volume of activity Quite slow to parse logs when restarting after a config change So, what can we do? Well, compile from […]

Setting up a secure Postfix server in 2019 - what to consider?

Postfix is great, and widely used, but freshly installed it's like a newborn child. Nowadays there's a lot of work required to get it to an acceptable level to face the wild west of the Internet. NB: This is a living document and will probably change over time as I revise my own methods for managing my servers. Running an […]

I