Users are seeing the error code in question in most of the browsers, however, more often than not, Firefox is one of the common browsers affected by the problem. The SSL Handshake error is caused when the server and the client fail to communicate via SSL or Secure Socket Layer Protocol.
SSL Protocol is there is make sure that the data transferred between the web browser and the server is protected. It basically encrypts the link that in return secures the data and ensures it's not vulnerable to attacks.
There are many reasons that can cause the error in questions. More often than not, it's your browser's cache that gets corrupted and as a result, causes issues. Also, do check the certificates and make sure that they are not problematic, if they are, you will see not just SSL Handshake errors, but some other error messages and codes as well.
We are also going to see if there is something wrong with the computer you are browsing on. So, without wasting any time, let us hop into it.