Cryptography: meaning, definitions and examples

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cryptography

[ krɪpˈtɒɡrəfi ]

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data security

The practice and study of techniques for secure communication in the presence of third parties. It involves creating and analyzing protocols that prevent third parties or the public from reading private messages.

Synonyms

codebreaking, cryptology, encryption

Examples of usage

Cryptography is essential for secure online banking transactions.
Government agencies often use cryptography to protect classified information.
Many messaging apps use end-to-end encryption as a form of cryptography.

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historical context

The art of writing or solving codes, often used in ancient times to protect sensitive information or communicate secretly.

Synonyms

code writing, secret writing

Examples of usage

Ancient civilizations like the Egyptians and Romans used cryptography to send secret messages.
During wartime, cryptography played a crucial role in sending encrypted messages between military units.

Translations

Translations of the word "cryptography" in other languages:

🇵🇹 criptografia

🇮🇳 क्रिप्टोग्राफी

🇩🇪 Kryptografie

🇮🇩 kriptografi

🇺🇦 криптографія

🇵🇱 kryptografia

🇯🇵 暗号学

🇫🇷 cryptographie

🇪🇸 criptografía

🇹🇷 kriptografi

🇰🇷 암호학

🇸🇦 التشفير

🇨🇿 kryptografie

🇸🇰 kryptografia

🇨🇳 密码学

🇸🇮 kriptografija

🇮🇸 dulmál

🇰🇿 криптография

🇬🇪 კრიპტოგრაფია

🇦🇿 kriptografiya

🇲🇽 criptografía

Word origin

The term 'cryptography' has its roots in the Greek words 'kryptos' and 'graphein', which mean 'hidden' and 'writing', respectively. The practice of cryptography dates back thousands of years, with early examples found in the hieroglyphs of ancient Egypt and the ciphers of Julius Caesar. Throughout history, cryptography has been used in various forms to protect sensitive information, conduct secret communications, and ensure data security.