Cryptography Dr_NKV

Value of 'n' in RSA Uses....

• Prime No's

• Co-Prime No's

• Composite No's

• All

Key Size of DSA is...

• 56 Bits

• 64 Bits

• 128 Bits

• All

GCD of (15, 12) is ...

• 12

• 02

• 01

• 15

Hill Cipher is....

• Symmetric Cipher

• Asymmetric Cipher

• One Time Pad Cipher

• None

Digital Signature is an...

• Encryption Algo

• Decryption Algo

• Sign Algo

• Encryption & Sign Algo

Which protocol is commonly used for secure file transfer over a network?

• FTP

• SSH

• HTTP

• SMTP

Which cryptographic algorithm is known for its ability to secure both confidentiality and authentication?

• DES

• RSA

• HMAC

• Triple DES (3DES)

ElGamal Method Used for...

• Encryption

• Signing

• Key Exchange

• Verification

diffie-hellman Method Used for

• Key Exchange

• Encryption

• Signing

• Verification

Trapdoor Function for encryption is...

• Reversible Process

• One Way

• Easy in One way but Very Hard in Reverse

• None