EC-Council
312-50V11 · Question #174
312-50V11 Question #174: Real Exam Question with Answer & Explanation
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Question
Cryptography is the practice and study of techniques for secure communication in the presence of third parties (called adversaries). More generally, it is about constructing and analyzing protocols that overcome the influence of adversaries and that are related to various aspects in information security such as data confidentially, data integrity, authentication, and non- repudiation. Modern cryptography intersects the disciplines of mathematics, computer science, and electrical engineering. Applications of cryptography include ATM cards, computer passwords, and electronic commerce. Basic example to understand how cryptography works is given below: Which of the following choices true about cryptography?
Options
- AAlgorithm is not the secret; key is the secret.
- BPublic-key cryptography, also known as asymmetric cryptography, public key is for decrypt,
- CSecure Sockets Layer (SSL) use the asymmetric encryption both (public/private key pair) to
- DSymmetric-key algorithms are a class of algorithms for cryptography that use the different
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