Apps are an essential tool that organizations should consider offering to provide users with an exceptional customer experience. Over the last few years, there has been growing support for progressive web apps, or PWA. The great thing about a PWA is that it combines the functionality of a native app, with the accessibility of a website. Many have started to question whether or not it is possible for PWAs to completely replace native apps in the future.
Google has announced yet another update regarding the HTTPS ranking signal. They will flag invalid SSL certificates, which would prevent any boost from Google's HTTPS ranking factor.
Security is a top priority at Google. In 2014, Google announced a slight ranking boost to HTTPS URLs in the SERPs. Although the industry is divided if this really made a difference for SEO and is worth the investment,