July 2026
Intermediate
729 pages
33h 9m
English
Content preview from Ethical Hacking
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7.10 Public Key Infrastructure
Public Key Infrastructure (PKI) is a system for managing digital certificates and public keys. It provides services for all communication participants that enable the secure exchange of data between them. It can be used to issue, distribute, and verify digital certificates. The basic principle is based on asymmetric encryption, which uses a key pair consisting of a public key for encryption and a private key for decryption. The private key can also be used to create digital signatures, which can then be verified with the public key.
A PKI consists of several components:
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The user requests certificates, organizes them on their systems, and uses them.
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A digital certificate is an electronic proof of authenticity ...
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