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  1. Cryptography - Wikipedia

    Modern cryptography is heavily based on mathematical theory and computer science practice; cryptographic algorithms are designed around computational hardness assumptions, making …

  2. What Is Cryptography? | IBM

    In our modern digital age, cryptography has become an essential cybersecurity tool for protecting sensitive information from hackers and other cybercriminals. Derived from the Greek word …

  3. Cryptography and its Types - GeeksforGeeks

    Dec 12, 2025 · Cryptography is the science of protecting information using mathematical techniques to ensure confidentiality, integrity, and authentication. It transforms readable data …

  4. What is Cryptography? Definition, Types and Techniques

    Mar 13, 2024 · Cryptography is the process of encrypting and decrypting data. Cryptosystems use a set of procedures known as cryptographic algorithms, or ciphers, to encrypt and decrypt …

  5. CRYPTOGRAPHIC Definition & Meaning - Merriam-Webster

    The meaning of CRYPTOGRAPHIC is of, relating to, or using cryptography.

  6. 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 …

  7. Cryptography | NIST

    Cryptography uses mathematical techniques to protect the security of information.

  8. ISO - What is cryptography?

    The cryptographic process of scrambling text from a readable form to an unintelligible form – known as cipher text – is called encryption. Sending secret or private messages as cipher text …

  9. Cryptology - Encryption, Ciphers, Security | Britannica

    Jan 15, 2026 · 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 …

  10. What is cryptography or a Cryptographic Algorithm? - DigiCert

    What is cryptography or a cryptographic algorithm? Cryptography involves the practice of encrypting and decrypting information to ensure it is kept private and secure from unintended …