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Cryptography and public key infrastructure (PKI) underpin nearly every security control, from encrypted traffic to digital signatures and certificate trust. This category defines the algorithms, protocols, and components that protect data confidentiality, integrity, and authenticity — symmetric and asymmetric encryption, hashing, key management, certificates, and hardware security modules. Browse the terms below to understand how modern cryptography works and why it matters.
200 Cryptography & PKI terms · All categories →