• July 13, 2024

MCA Fifth Semester Model Papers

Faculty: IT 2019 Sample Papers with Solutions Sr. No.  Paper Name  Question Paper Link  Solution Link 1.  Cloud Computing  Click Here  Click Here 2.  Analysis & Design of Algorithm  Click Here …

MCA Third Semester Model Papers

Faculty: IT 2019 Sample Papers with Solutions Sr. No.  Paper Name  Question Paper Link  Solution Link 1.  Java Technologies  Click Here  Click Here 2.  Web Technologies  Click Here  Click Here 3. …

MCA First Semester Model Papers

Faculty: IT 2019 Sample Papers with Solutions Sr. No.  Paper Name  Question Paper Link  Solution Link 1.  Discrete Mathematics  Click Here  Click Here 2.  Programming in C & C++  Click Here …

MSC (Biotechnology) Previous Year Model Papers

Faculty: Science 2019 Sample Papers with Solutions Sr. No.  Paper Name  Question Paper Link  Solution Link 1  Immunology, Virology and Pathogenesis  Click Here  Click Here 2.  Cell Biology  Click Here  Click …

MSC (Biotechnology) Final Year Model Papers

Faculty: Science 2019 Sample Papers with Solutions Sr. No.  Paper Name  Question Paper Link  Solution Link 1  Plant Biotechnology  Click Here  Click Here 2.  Genetic Engineering  Click Here  Click Here


Previous week the HEAT-hosted summer educate on FHE and multi-linear map took place. On the final day we learned about in distinguish ability obfuscation from the eminent cryptographer Amit Sahai. The talk was allowed ‘Obfuscation: thrashing secret in Software’ and a synopsis is presented here.

Suppose you want to keep a secret, but some rival has in use more than your mind: whenever you think about the surreptitious, the enemy is clever to study it. While this Orwellian frightening is not realizable for us (at the moment!), in software this happen all the point. This is the primary question of obfuscation; i.e., Can we keep a secret from some adversary if all of the functionality is known? In distinguish ability obfuscation is an attempt to realize this.
However, rear in 2001, black pack obfuscation was optional and ruled out in the same paper, it cannot be achieve for all program. The author goes on to explain and define in-distinguish ability obfuscation (iO) — obfuscating two programs with the equal functionality so the agenda are computationally in tell between clever. Entertainingly, if P=NP then any trail can be obfuscated, and so iO cannot fabricate solidity itself.

This famous document was the first building of iO for NC1 circuit. The author explain a useful possible application: cripple ware. Suppose you are a software vendor and have written a program with lots of functionality, and you want to share out a check report of the software which is somewhat constrained In order to block out trial users from using happy for which they have not yet salaried, one possibility is for you to go through the rules and physically eliminate the block of system for which a full license should be required. In a huge agenda this incredibly rate- and time-inefficient. However, if in its place you purely confine the functionality of the customer boundary and release an obfuscated story of the agenda, this description will not have some functionality outside that which was planned.

Very lately, there have been many attack on multi-linear map, many of which rely on obtain top-level encodings of nil. Since in obfuscation the adversary not at all has admission to encodings of zero, it is resistant to these attacks.

Nidhi Khandelwal

Author

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