Root Certificate update and software design
Recently, a member of PISA (also called Anthony) noticed that when using HK Post office website, FireFox displayed security warning saying the digital certificate used bu HK Post is invalid. A detailed study by other PISA members showed that the reason HK Post (once is the root CA for HK) used their own root certificate. Root certificates are usually shipped with the browser installation and HK Post digital certificate was not included in their default software package. Hong Kong Post setup a page to teach users on how to add the root certificate to most used browsers . However, how many users know this link, willing to follow or could follow the instructions !! It is quite clear that currently most browsers develop and distributed by US company or US-based community. The interest of adding other root certificates is likely lower than adding new functions. Having said that, FireFox developers have a process to add Root Certificates to their software package, for example this li