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  1. Cryptography - Wikipedia

    Cryptography, or cryptology (from Ancient Greek: κρυπτός, romanized: kryptós "hidden, secret"; and γράφειν graphein, "to write", or -λογία -logia, "study", respectively [1]), is the practice and study of …

  2. What is cryptography? - IBM

    Cryptography is the practice of developing and using coded algorithms to protect and obscure transmitted information so that it may only be read by those with the permission and ability to decrypt it.

  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 access to …

  4. 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 thousands of …

  5. What is Cryptography? Definition, Types and Techniques | TechTarget

    Mar 13, 2024 · In computer science, cryptography refers to secure information and communication techniques derived from mathematical concepts and a set of rule-based calculations called …

  6. ISO - What is cryptography?

    Cryptography refers to the techniques and algorithms that are used today for secure communication and data in storage. It incorporates mathematics, computer science, electronics and digital signal …

  7. 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 the …

  8. Cryptography | Encryption, Security & Privacy | Britannica

    Sep 11, 2025 · Cryptography, Practice of the enciphering and deciphering of messages in secret code in order to render them unintelligible to all but the intended receiver. Cryptography may also refer to the …

  9. 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 read or process it.

  10. Post-Quantum Cryptography APIs Now Generally Available on …

    5 days ago · Introduction We are excited to announce a significant leap forward in security: Post-Quantum Cryptography (PQC) algorithms are now generally available in Windows Server 2025 and …