COMPUTER FUNDAMENTALS

Detailed explanation-1: -Root Certificate – A root certificate is a digital certificate that belongs to the issuing Certificate Authority. It comes pre-downloaded in most browsers and is stored in what is called a “trust store.” The root certificates are closely guarded by the Certificate Authorities.

Detailed explanation-2: -There are three basic entities in the certificate chain of trust: Root CA Certificate, Intermediate CA Certificate, and end entity certificate. Root CA Certificate: The Root CA certificate is a self-signed X. 509 certificate.

Detailed explanation-3: -The chain of trust of a certificate chain is an ordered list of certificates, containing an end-user subscriber certificate and intermediate certificates (that represents the intermediate CA), that enables the receiver to verify that the sender and all intermediate certificates are trustworthy.

Detailed explanation-4: -A certificate authority (CA) is a trusted entity that issues Secure Sockets Layer (SSL) certificates. These digital certificates are data files used to cryptographically link an entity with a public key. Web browsers use them to authenticate content sent from web servers, ensuring trust in content delivered online.

Detailed explanation-5: -The root certificate, often called a trusted root, is at the center of the trust model that undergirds Public Key Infrastructure, and by extension SSL/TLS.