Month: July 2017

ELF stands for Executable and Linkable Format, and even if you’re a programmer it is very possible you’ve never actually heard of it. Files in this format are produced by the compiler and most importantly – they are cross platform. You will find different types of formats produced by compilers on different platforms, but ELF has become the standard for unix-type systems in 1999. Windows uses the PE – Portable […]

Let’s encrypt is a free CA – certificate authority. To get a certificate from it, you have to demonstrate control over the domain via the ACME protocol. You don’t need to know much about it, because Certbot, an ACME client, will do that for you. Certbot will do some handshake magic with your private key, to prove to Let’s Encrypt, that you really do own the domain. You will however […]