Linux SSH Key Login
Linux SSH Key KB ID 0001928 Problem Having a comms background, SSH connecting to something is a procedure I’m very familiar with. You SSH to something, it asks you for a username and password, and providing that they are correct, you’re connected. Also, because the client and server negotiate the encryption of the password, the information sent over SSH is protected from being sniffed or captured. Which is great until an...
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...
Cisco ASA Site to Site VPN’sSite to Site ISAKMP VPN (Main Mode)
KB ID 0000213 Problem As with most things, before you have a hope of fixing something, you will stand a better chance if you know how it works in the first place. Below is a quick run though of what’s happening with your site to site VPN’s and how they work. For the entire process we will have two Cisco ASA 5500 firewalls and a site to site VPN. Solution What’s an Initiator and a Responder? 1. Our Laptop 192.168.1.50...