Feb 06, 2019
Despite being around for a while, DANE has been only been slowly catching on in the last few years. But, that’s finally starting to change as encrypted DNS gets more popular and people have started to realize the advantages DANE offers. Want to implement it using free certificates from Let’s Encrypt? You should! Let’s do it…
Jan 22, 2019
debian ubuntu certificate security tls ssl certbot cloudflare certbot letsencrypt
Have a server that’s offering services that need to be secured with TLS but you can’t install a web server, can’t open port 80 or have something using that port you can’t shutdown? How do you get free Let’s Encrypt certificates? If you’re using Cloudflare for your DNS we can use certbot and automate the whole thing including renewals! If you’re using another DNS server provider, the basic process still works too.
Jan 18, 2019
debian ubuntu certificate security tls ssl certbot letsencrypt
There’s lots of instances where you need a certificate for a non-web server system. Popular examples of this include database servers, git-servers, docker-repos, etc. However, free providers like Let’s Encrypt usually validate your server by means of an HTTP lookup for a specific file and that means you need a way to serve that file but, we aren’t running a web server. Catch-22? Not necessarily…
Jan 15, 2019
Generating self-signed certificates is a common task that every admin needs to do from time to time for any number of reasons. Here’s how to make an OpenSSL configuration file to generate properly formed certificates quickly.