Digital Certificates Explained
Digital Certificates Explained KB ID 0001846 Problem From setting up PKI environments, to migrating them, and a myriad of errors and problems in between, we have a lot of content on PNL referring to digital certificates and PKI. I’ve dealt with these technologies a lot over the past 20+ years and I’m always surprised how frightened of digital certificates people are. So in the space of a few minutes I’ll try and give...
Using the VI Editor (For Windows Types)
KB ID 0001304 Problem I dont have a ginger ponytail, nor do I wear sandals, couple these two things together and you will understand why I find VI so confusing! Many times I’ve had to alter a config file on an appliance, or a Linux box, and sat frowning at VI wondering why I can’t change a one to a zero. Note: Nano is easier, if possible try nano {filename} to save hassle. But on hardened appliances for example, it wont...
Backing up a Remote Linux Machine With Windows (Using Rsync and Cygwin)
KB ID 0000892 Problem The goal here was for me to get a backup of my VPS server (Running CentOS 6). My background is primarily Windows based, so I wanted a solution where I can just run the backup from a Windows machine, (i.e. my my laptop) and let it connect, login and perform the backup. What is Rsync? If you are familiar with Robocopy it’s similar, it can perform a backup/sync of data and encrypt that data while it’s...
Cisco VPN Client Install Error 28000
KB ID 0000945 Problem Seen when attempting to install or remove the Cisco VPN client software. Error 28000: Before installing the Cisco Systems VPN Clients {version}, you must uninstall the previous version of Cisco Systems VPN Client {version}, using the Add/Remove Program Files option in the Control Panel. Then restart your system. Solution 1. Firstly Windows Key +R > appwiz.cpl {Enter} > Locate and remove the VPN Client....