What Is a Central Certificate Authority? A Clear Guide to Public and Internal CAs

• 23 June 2026
• by: Marcus Bennett
• in: SSL Certificates
• Tags: Certificate Authority, chain of trust, internal CA, PKI, SSL/TLS
• note: no comments

Learn what a central certificate authority is, how the CA hierarchy and chain of trust work, and when to use a public CA versus a private internal CA.

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