Encryption Quiz
Quiz by Mr Smith
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12 questions
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- Q1to scramble / encode a messageencrypt - definition30s
- Q2to change message text so that it cannot be understood if intercepted during transmissionencryption - purpose30s
- Q3a number used to achieve the encoding / decoding of a messagekey30s
- Q4the same key is used to encrypt and to decryptsymmetric key - definition30s
- Q5as no mathematical relationship is used to generate the symmetric key, key can be shortersymmetric key - advantage - length30s
- Q6as the symmetric key is shorter less time is needed to encrypt / decryptsymmetric key - advantage - processing time30s
- Q7a symmetric key must remain secret between sender and receiversymmetric key - disadvantage - security30s
- Q8two keys are used, a public key and a private key; they are linked by a mathematical relationshipasymmetric keys - definition30s
- Q9the public and private keys are mathematically linked so that the private key can decrypt a message encrypted with the public key, and vice versaasymmetric keys - how used in practise30s
- Q10Public Key InfrastructurePKI - acronym30s
- Q11the system required so that individuals and organisations can communicate securely using a combination of public and private keysPKI - purpose30s
- Q12digital certificates and signaturesPKI - supports the use of this...30s