Business partners are working on a security mechanism to validate transactions securely. The requirement is for one company to be responsible for deploying a tr...

Business partners are working on a security mechanism to validate transactions securely. The requirement is for one company to be responsible for deploying a trusted solution that will register and issue artifacts used to sign, encrypt, and decrypt transaction files. Which of the following is the BEST solution to adopt?

A. PKI B. Blockchain C. SAML D. OAuth