Final Answer
A publicly accessible centralized directory of digital certificates, commonly known as a Certificate Authority (CA) True.Therefore the given statement publicly accessible centralized directory of digital certificates holds information about unexpired certificates, revocation information is false .
Step-by-step explanation:
A publicly accessible centralized directory of digital certificates does indeed hold information about unexpired certificates and revocation details.
A publicly accessible centralized directory of digital certificates, often referred to as a Certificate Authority (CA) repository, serves as a comprehensive repository containing information about digital certificates issued by various entities.
It includes data on unexpired certificates, providing essential details about their validity period, issuer, subject, and public key.
Additionally, such a directory stores revocation information, indicating whether a certificate has been invalidated or revoked before its expiration date. This revocation data is crucial for verifying the current status and trustworthiness of certificates.