We do security-oriented development in Javascript on both the server (Node) and in the browser and strive to share code whenever possible. This led us to build a few different libraries based on Web Crypto, the first of which was PKIjs.
The first commit to PKIjs, our PKI library for browsers based on Web Crypto, was in February of 2014. When we started this project Web Crypto was basically only supported by Chrome. Today that picture has changed a lot and all major browsers support it to varying degrees.
Using Web Crypto made sense to use as the cryptographic library for this project for a few reasons, one of the largest being the risks associated with Javascript based cryptography.
Though browser support for Web Crypto has improved significantly there are still a [few rough edges](https://www.boxcryptor.com/de/blog/post/bui