Every year since 1997 has been the “year of PKI,” a “silver bullet” for secure online commerce. When it works, PKI really works, but it rarely works. Vendors skewed the business model for PKI to generate large chunks of revenue up front, before the systems even worked. The spending crash didn’t just humble PKI vendors, it humiliated them, they reported massive losses and layoffs. Entrust deliberately eliminated the term about a year ago when the company was forced to reinvent itself.”]
Source: https://www.csoonline.com/article/2113027/only-mostly-dead.html