Cryptography Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Cryptography Interview Questions

Questions Answers Views Company eMail

What are Message Authentication Codes (MACs) ?

2073

What is DES ?

MTN, NHPC,

1 3741

Has DES been broken ?

1943

How does one use DES securely ?

GATE, IFFCO, TCS,

1 5581

Should one test for weak keys in DES ?

2134

Is DES a group ?

1823

What is triple-DES ?

1919

What is DES-X ?

2009

What are some other DES variants ?

1929

What is a designated confirmer signature ?

1818

What are secret sharing schemes ?

1 4372

What are SHA and SHA-1 ?

1 3840

What are some secret sharing schemes ?

2391

Should a key pair be shared among users ?

2443

What is random number generation ?

1 3685

Un-Answered Questions { Cryptography }

How is RSA used for encryption in practice?

985

Exactly how strong are these ciphers?

2155

What is consensus in blockchain?

What is secret-key cryptography ?

4024

Why do you keep the name of the used cipher in the open?

2218

What are the disadvantages of public-key cryptography compared with secret-key cryptography?

814

What is federated blockchain? Give examples

What type of records blockchain supports?

Is DSS secure?

859

Why we need different consensus mechanisms?

What is secret sharing? Will it have any benefit in blockchain technology?

When talking about a “transaction”, does any action on a blockchain represent a transfer of value?

What is IEEE P1363 ?

1894

What is secret sharing in blockchain technology?

What if the certifying authority's key is lost or compromised?

880

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