public-key cryptographic system

  • 1Public-key cryptography — In an asymmetric key encryption scheme, anyone can encrypt messages using the public key, but only the holder of the paired private key can decrypt. Security depends on the secrecy of that private key …

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  • 2Public key infrastructure — In cryptography, a public key infrastructure (PKI) is an arrangement that binds public keys with respective user identities by means of a certificate authority (CA). The user identity must be unique for each CA. The binding is established through …

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  • 3Public key certificate — Diagram of an example usage of digital certificate In cryptography, a public key certificate (also known as a digital certificate or identity certificate) is an electronic document which uses a digital signature to bind a public key with an… …

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  • 4Public key system —   An ISO term. A cryptographic method using pairs of cryptographic keys, one of which is secret and one is public. If encipherment is done using the public key, decipherment requires application of the corresponding secret key and vice versa …

    International financial encyclopaedia

  • 5public-key — ˈ ̷ ̷  ̷ ̷ ˈ ̷ ̷ noun Usage: often attributive : a cryptographic element that is the publicly shared half of an encryption code and that can be used only to encode messages * * * public keyˈ adjective (computing) Of a system of cryptography in… …

    Useful english dictionary

  • 6Key authentication — is a problem that arises when using public key cryptography. It is the process of assuring that the public key of person A held by person B does in fact belong to person A .In traditional symmetric key cryptography, this problem wasn t an issue… …

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  • 7Key (cryptography) — In cryptography, a key is a piece of information (a parameter) that determines the functional output of a cryptographic algorithm or cipher. Without a key, the algorithm would produce no useful result. In encryption, a key specifies the… …

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  • 8Cryptographic engineering — is the discipline of using cryptography to solve human problems. Cryptography is typically applied when trying to ensure data confidentiality, to authenticate people or devices, or to verify data integrity in risky environments. Cryptographic… …

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  • 9Key management — is a term used to describe two different fields; (1) cryptography, and (2) physical key management (or electronic key management) within building or campus access control.In cryptography, key management includes all of the provisions made in a… …

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  • 10Key exchange — is any method in cryptography by which cryptographic keys are exchanged between users, allowing use of a cryptographic algorithm. If Alice and Bob wish to exchange encrypted messages, each must be equipped to decrypt received messages and to… …

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