Web

Sometimes it can be hard to find a structured set of articles about important concepts and technologies in web development. And sometimes people just don’t know what to search for when they want to have a deeper understanding of the web in general. My teammate recently asked me for some good articles about web development and I struggled to provide an answer immediately. That is why I decided to compile a decent (but not exhaustive) list of important technologies (with corresponding articles) for understanding web development better. I am a back-end software engineer and I am not trying to cover all of the web in this article. However, I think that these concepts will make every developer way more familiar with the way web applications work. ...

Let’s Encrypt’s New Root and Intermediate Certificates We don’t hear updates on encryption technologies very often, but recently Let’s Encrypt, a major certificate authority (CA), has introduced new types of certificates. These certificates use ECDSA encryption algorithm instead of RSA. The main difference is size. RSA public key is about 256 bytes long when ECDSA P-384 public key is only about 48 bytes preserving the same level of security. Let’s Encrypt is provides free certificates with good tools for their refresh, that is why it is so popular. And this blog is also protected by certificates issued by Let’s Encrypt (at the time this article was written). By upgrading to ECDSA Let’s Encrypt will be able to instantly upgrade lots of websites and services at once to the new standard. ...