- 23 April 2017
But how does it work? First, let’s calculate the SHA256 hash of JQuery version 3.2.1 hosted by Cloudflare. Also, keep in mind to verify this number with the official version offered by JQuery. In this example, we download the minimized version of JQuery with curl and run it twice through OpenSSL to generate the checksum and encode the result in base64 format.