Trust a Certificate
Trust a Certificate KB ID 0001893 Problem There was a question on the Spiceworks forum this week and I suggested simply trusting the certificate to stop a certificate error, and got asked. Could you please let me know how to import the downloaded certificate I was surprised to find I’d not really covered this as a stand-alone subject so here we go. Solution: Trust a Certificate Firstly, If you can go and spend a few minutes...
Convert Certificates CER/CRT/PEM
Convert Certificates KB ID 0001847 Problem This post was written because of a follow up question in this article. How do you go about convert certificates? Sometimes you get a certificate issued or sent toy you that is in a format you cannot import, so you need to convert it. Regardless of whether you are a mac/Linux user or a Windows user, the tool that I find best to use is OpenSSL. OpenSSL is built into macOS to use OpenSSL on...
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...
ERR_CERT_WEAK_SIGNATURE_ALGORITHM
ERR_CERT_WEAK_SIGNATURE_ALGORITHM KB ID 0001845 Problem Error seen when attempting to open a web page that’s been secured by https with a certificate. Your Connection isn’t private Attackers might be trying to steal your information from {host-name} (for example, passwords , messages or credit cards) Solution : ERR_CERT_WEAK_SIGNATURE_ALGORITHM I had not seen this error for a while, and I was surprised I was seeing it now. It’s...
ERR_CERT_COMMON_NAME_INVALID
ERR_CERT_COMMON_NAME_INVALID KB ID 0001844 Problem Error seen when attempting to open a web page that’s been secured by https with a certificate. Your Connection isn’t private Attackers might be trying to steal your information from {host-name} (for example, passwords , messages or credit cards). Solution : ERR_CERT_COMMON_NAME_INVALID This error confused me GREATLY because I generated that certificate, and I was pretty certain the...