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cryptography

[kriptɒɡrəfi]

cryptography Definition

the practice of protecting information by transforming it into an unreadable format, called cipher text.

Using cryptography: Examples

Take a moment to familiarize yourself with how "cryptography" can be used in various situations through the following examples!

  • Example

    The government uses cryptography to protect classified information.

  • Example

    Cryptography is used in online transactions to ensure secure communication.

  • Example

    The history of cryptography dates back to ancient civilizations.

cryptography Synonyms and Antonyms

Synonyms for cryptography

Phrases with cryptography

  • public-key cryptography

    a cryptographic system that uses two keys, a public key known to everyone and a private key known only to the recipient

    Example

    Public-key cryptography is widely used in secure online communication.

  • symmetric-key cryptography

    a cryptographic system that uses the same key for both encryption and decryption

    Example

    Symmetric-key cryptography is faster than public-key cryptography but less secure.

  • a cryptographic system that uses quantum mechanics to ensure secure communication

    Example

    Quantum cryptography is considered to be unbreakable due to the laws of quantum physics.

Origins of cryptography

from Greek 'kryptos' meaning 'hidden' and 'graphein' meaning 'writing'

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Summary: cryptography in Brief

Cryptography [kriptɒɡrəfi] is the practice of protecting information by transforming it into an unreadable format, called cipher text. It is used to ensure secure communication in online transactions and to protect classified information. Cryptography includes public-key cryptography, symmetric-key cryptography, and quantum cryptography.