As you may have seen posted by CentOS and Red Hat on their respective blogs, CentOS is transitioning away from traditional (long-term) releases. This change has upset thousands of SysAdmins worldwide. I have, therefore, prepared an original composition expressing my…
PRTG Network Monitor ships with a certificate sensor which, among other things, can monitor the expiry of a certificate used on a web server. That’s great, but if you are running your own certificate authority (e.g. Active Directory Certificate Services),…
In one of my environments, we use Active Directory Certificate Services (AD CS) and Group Policy to deploy certificates to our domain-joined Windows PCs for use with various forms of network security, such as 802.1x. Microsoft has provided an option…
Since writing Updating Namecheap DDNS from CentOS 7, I had the desire to rewrite parts of my DDNS update script, making it compatible with Synology DSM 6. Synology’s DSM does have a built-in DDNS update client, but it is not…
Update: The script is now being maintained on my GitHub account. If you experience any issues, please feel free to open an issue. Synology’s DiskStation Manager (DSM) allows a DiskStation or RackStation to connect to a remote private network over…
Namecheap offers a free dynamic DNS service with the purchase of a domain. They also offer a Windows client to update DDNS records, but if you are in a Linux or macOS environment, you’re out of luck. To improve upon…
Caddy is a relatively new and easy-to-use web server written in Go. It has a few notable features, including being able to automatically request and renew free SSL certificates from Let’s Encrypt. In my environment, I have multiple web/application servers,…