About 259,000 results
Open links in new tab
  1. Cryptography - Wikipedia

    Cryptography prior to the modern age was effectively synonymous with encryption, converting readable information (plaintext) to unintelligible nonsense text (ciphertext), which can only be …

  2. What Is Cryptography? | IBM

    Cryptography is the practice of developing and using coded algorithms to protect and obscure transmitted information.

  3. ISO - What is cryptography?

    Cryptography is an important computer security tool that deals with techniques to store and transmit information in ways that prevent unauthorized access or interference.

  4. Cryptography and its Types - GeeksforGeeks

    Aug 7, 2025 · Cryptography is a technique of securing information and communications using codes to ensure confidentiality, integrity and authentication. Thus, preventing unauthorized …

  5. What is Cryptography? Importance, Types & Risks - SentinelOne

    Jul 16, 2025 · Cryptography is the process of ensuring secure communication and information protection by encoding messages in such a way that only the addressee it is intended for can …

  6. Cryptology - Encryption, Ciphers, Security | Britannica

    Cryptography, as defined in the introduction to this article, is the science of transforming information into a form that is impossible or infeasible to duplicate or undo without knowledge …

  7. What is Cryptography? Definition, Importance, Types | Fortinet

    Cryptography is the process of hiding or coding information so that only the person a message was intended for can read it. The art of cryptography has been used to code messages for …

  8. What is Cryptography? Definition, Types and Techniques

    Mar 13, 2024 · Learn about cryptography, the process of encoding data, including types of cryptography, current algorithms, challenges, and its history and future.

  9. Cryptography | NIST

    Cryptography uses mathematical techniques to transform data and prevent it from being read or tampered with by unauthorized parties. That enables exchanging secure messages even in …

  10. What is cryptography? How algorithms keep information secret …

    May 22, 2022 · Cryptography is the art of keeping information secret and safe by transforming it into form that unintended recipients cannot understand. It makes secure data transmission …