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  1. Cryptography - Wikipedia

    Much of the theoretical work in cryptography concerns cryptographic primitives —algorithms with basic cryptographic properties—and their relationship to other cryptographic problems.

  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

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

  4. What Is Cryptography and How Does It Work? - How-To Geek

    May 4, 2025 · That, in a nutshell, is the basic idea behind cryptography. The art of writing and solving secret codes. But let’s move from the classroom to the internet. When you send a …

  5. 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 …

  6. 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 …

  7. CRYPTOGRAPHIC Definition & Meaning - Merriam-Webster

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

  8. What is Cryptography? Definition, Features & How It Works Techopedia

    May 29, 2024 · Cryptography is the practice of developing and using techniques that prevent data from being read or tampered with by unauthorized parties. The primary goal of cryptography is …

  9. Cryptology | Definition, Examples, History, & Facts | Britannica

    Oct 27, 2025 · Cryptography (from the Greek kryptós and gráphein, “to write”) was originally the study of the principles and techniques by which information could be concealed in ciphers and …

  10. ISO - What is cryptography?

    Cryptographic algorithms are used to provide data confidentiality, data integrity and authentication, as well as for digital signatures and other security purposes.