Technical Requirements

This chapter has new tech requirements that, although low to no cost, do require some decisions and potentially a bit of research on your part to help get you to the specific outcome that works best for your project. After talking about the Secure Sockets Layer (SSL) certificate requirements, we’ll go over some of the more popular options for hosting your PWA.

Hosting Requirements

To explain it briefly, SSL is a mechanism through which a client can verify the identity of a particular server and establish an encrypted communications channel. It’s literally the ‘s’ in HTTPS! An SSL connection is a requirement for a PWA without exception. Even though there are no exceptions, there actually is one exception, and that is the localhost loop-back address, to make testing easier. Obtaining a valid SSL certificate in most cases is free and easy to carry out. Depending on your hosting setup, SSL support might even be built into the hosting...