Ok, so recently we updated some of our Linux systems, some we have not. When I tried to SSH into … More
Category: Linux
How to Create a CSR and Key File for a SAN Certificate with Multiple Subject Alternate Names
Objective This article describes how to create a Certificate Signing Request (CSR) and key file for a Subject Alternative Name … More
Duplicati 2.0
Free backup software to store encrypted backups online. For Windows, macOS and Linux Many Backends Duplicati works with standard protocols … More
How to Extend/Reduce LVM’s (Logical Volume Management) in Linux – Part II
From TecMint.com – https://www.tecmint.com/extend-and-reduce-lvms-in-linux/ Previously we have seen how to create a flexible disk storage using LVM. Here, we are … More
7 Ways to Determine the File System Type in Linux (Ext2, Ext3 or Ext4)
From TecMint.com – https://www.tecmint.com/find-linux-filesystem-type/ A file system is the way in which files are named, stored, retrieved as well as … More
Commands to check hard disk partitions and disk space on Linux
fdisk Fdisk is the most commonly used command to check the partitions on a disk. The fdisk command can display … More
How to get a free Veeam NFR key
Now this is really cool! What’s NFR? A Not-For-Resale (NFR) license is a license that can be used in a … More
Updates Message of the Day
Ever login to a Debian/Ubuntu system that just says the servername or something similar, but not the number of updates … More
Know about SAN Certificate and How to Create With OpenSSL
Original here – Reduce SSL cost and maintenance by using single certificate for multiple websites using SAN certificate SAN stands for … More
Self-Signed Wildcard certificate with SAN using openssl / SSL
Copy the default template of openssl.cnf to a writable location. cp /System/Library/OpenSSL/openssl.cnf src Uncomment the req_extensions = v3_req req_extensions = v3_req # … More