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Recent questions tagged network-security

1 votes
1 answer
93
UGC NET CSE | December 2012 | Part 3 | Question: 72
A cryptarithmetic problem of the type Can be solved efficiently using depth first technique breadth first technique constraint satisfaction technique bidirectional technique
A cryptarithmetic problem of the typeCan be solved efficiently usingdepth first techniquebreadth first techniqueconstraint satisfaction techniquebidirectional technique
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1 votes
2 answers
94
UGC NET CSE | December 2012 | Part 3 | Question: 8
Using RSA algorithm, what is the value of cipher text C, if the plain text M=5 and p=3, q=11 and d=7? 33 5 25 26
Using RSA algorithm, what is the value of cipher text C, if the plain text M=5 and p=3, q=11 and d=7?3352526
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1 votes
1 answer
95
UGC NET CSE | June 2014 | Part 3 | Question: 56
Match the following cryptographic algorithms with their design issues : ... $\text{a-iii, b-iv, c-ii, d-i}$ $\text{a-iv, b-i, c-ii, d-iii}$
Match the following cryptographic algorithms with their design issues : $ \begin{array} {cIcI} & \textbf{List-I} & & \textbf{List-II} \\ \text{a.} & \text{DES} & \te...
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1 votes
2 answers
97
digital signature
why hash function is used in digital signature and why it is many - to - one?? please explain.
why hash function is used in digital signature and why it is many - to - one??please explain.
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5 votes
4 answers
99
ISRO2011-18
An example of poly-alphabetic substitution is P-box S-box Caesar cipher Vigenere cipher
An example of poly-alphabetic substitution isP-boxS-boxCaesar cipherVigenere cipher
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3 votes
3 answers
100
ISRO2008-59
A public key encryption system allows anyone to decode the transmissions allows only the correct sender to decode the data allows only the correct receiver to decode the data does not encode the data before transmitting it
A public key encryption systemallows anyone to decode the transmissionsallows only the correct sender to decode the dataallows only the correct receiver to decode the dat...
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8 votes
2 answers
101
ISRO2007-71
Hashed message is signed by a sender using his public key his private key receiver’s public key receiver’s private key
Hashed message is signed by a sender usinghis public keyhis private keyreceiver’s public keyreceiver’s private key
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5 votes
1 answer
102
ISRO2007-70
The standard for certificates used on internet is $\textsf{X.25}$ $\textsf{X.301}$ $\textsf{X.409}$ $\textsf{X.509}$
The standard for certificates used on internet is$\textsf{X.25}$$\textsf{X.301}$$\textsf{X.409}$$\textsf{X.509}$
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5 votes
2 answers
103
ISRO2007-68
SSL is not responsible for Mutual authentication of client & server Secret communication Data Integrity protection Error detection and correction
SSL is not responsible forMutual authentication of client & serverSecret communicationData Integrity protectionError detection and correction
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5 votes
2 answers
104
ISRO2009-7
Advanced Encryption Standard (AES) is based on Asymmetric key algorithm Symmetric key algorithm Public key algorithm Key exchange
Advanced Encryption Standard (AES) is based onAsymmetric key algorithmSymmetric key algorithmPublic key algorithmKey exchange
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7 votes
2 answers
105
ISRO2009-6
$\textsf{SHA-1}$ is a encryption algorithm decryption algorithm key exchange algorithm message digest function
$\textsf{SHA-1}$ is aencryption algorithmdecryption algorithmkey exchange algorithmmessage digest function
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2 votes
2 answers
107
ISRO-2013-45
A packet filtering firewall can Deny certain users from accessing a service Block worms and viruses from entering the network Disallow some files from being accessed through FTP Block some hosts from accessing the network
A packet filtering firewall canDeny certain users from accessing a serviceBlock worms and viruses from entering the networkDisallow some files from being accessed through...
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27 votes
5 answers
110
GATE CSE 2016 Set 2 | Question: 23
Anarkali digitally signs a message and sends it to Salim. Verification of the signature by Salim requires. Anarkali's public key. Salim's public key. Salim's private key. Anarkali's private key.
Anarkali digitally signs a message and sends it to Salim. Verification of the signature by Salim requires.Anarkali's public key.Salim's public key.Salim's private key.Ana...
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0 votes
1 answer
111
Kurose Ross 6th Edition PN 746 R32
R32. Why must an application gateway work in conjunction with a router filter to be effective?
R32. Why must an application gateway work in conjunction with a router filter to be effective?
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2 votes
2 answers
113
Kurose Ross, 6th Edition PN0 744
Modular Arithmatic - Network Security chapter Revise Question 7 Suppose n = 10,000, a = 10,023, and b = 10,004. Use an identity of modular arithmetic to calculate in your head (a • b) mod n
Modular Arithmatic - Network Security chapterRevise Question 7 Suppose n = 10,000, a = 10,023, and b = 10,004. Use an identity of modulararithmetic to calculate in your h...
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2 votes
0 answers
114
SHA 1 hash algo. create N-bit message digest out of a message of 512bit blocks. So is has a message digest of_?
SHA 1 hash algo. create N-bit message digest out of a message of 512bit blocks. So is has a message digest of_?A.4 words of 32bitsB.5 words of 32bitsC.16 words of 32bitsD...
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9 votes
6 answers
117
ISRO2011-32
In which layer of network architecture, the secured socket layer (SSL) is used? physical layer session layer application layer presentation layer
In which layer of network architecture, the secured socket layer (SSL) is used?physical layersession layerapplication layerpresentation layer
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3 votes
3 answers
118
ISRO2014-24
In a system an RSA algorithm with $p=5$ and $q=11$, is implemented for data security. What is the value of the decryption key if the value of the encryption key is $27?$ $3$ $7$ $27$ $40$
In a system an RSA algorithm with $p=5$ and $q=11$, is implemented for data security. What is the value of the decryption key if the value of the encryption key is $27?$$...
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3 votes
1 answer
119
UGC NET CSE | June 2013 | Part 2 | Question: 33
Using data p=3, q=11, n=pq, d=7 in RSA algorithm find the cipher text of the given plain text SUZANNE BUTAEEZ SUZANNE XYZABCD ABCDXYZ
Using data p=3, q=11, n=pq, d=7 in RSA algorithm find the cipher text of the given plain text SUZANNEBUTAEEZSUZANNEXYZABCDABCDXYZ
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1 votes
1 answer
120
kindly reply soon
Q-> what will the cipher text produced by the following cipher function for the plain test ISRO with key =7.[consider 'A'=0,'B'=1...'Z'=25] CK(M)=(kM+13)mod26 a)RJCH b)QIBG c)GQPM d) XPIN
Q- what will the cipher text produced by the following cipher function for the plain test ISRO with key =7.[consider 'A'=0,'B'=1...'Z'=25]CK(M)=(kM+13)mod26a)RJCHb)QIBGc)...
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