Public key infrastructure (PKI) is one of the identity and access management strategies gaining momentum due to this growing number of mandates. PKI provides organizations with the ability to digitally sign and encrypt critical data that can be deciphered or viewed only by individuals possessing a digital certificate or credentials. It has gone through a number of boom and bust cycles, but the perception that it is a difficult solution to implement puts people off. The ultimate goal is to secure user identities on more than trust.”]
Source: https://www.csoonline.com/article/2120274/magnum-pki.html