What are the two important components of a public key infrastructure (PKI) used in network security? (Choose two.)

What are the two important components of a public key infrastructure (PKI) used in network security? (Choose two.)

• symmetric encryption algorithms
• certificate authority
• intrusion prevention system
• digital certificates
• pre-shared key generation

Explanation: A public key infrastructure uses digital certificates and certificate authorities to manage asymmetric key distribution. PKI certificates are public information. The PKI certificate authority (CA) is a trusted third-party that issues the certificate. The CA has its own certificate (self-signed certificate) that contains the public key of the CA.

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