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Security and Crypto Enthusiast


Oct
22
comment Authentication techniques being used by QKD Systems
D.W , Yes agree very much with you, am kinda working on a write up , "QKD Is cryptographic baloney" , so was getting as much info as possible to support.
Oct
20
comment Authentication techniques being used by QKD Systems
yeah I was just reading about this , are there practical implementations of universal hashing ?
Oct
17
comment symmetric-key cryptography based key establishment techniques
Well the nature of preshared key in my case is very short , so am looking for some protocol to run to agree upon a large key or some kind of key synthesis to generate large key
Oct
17
comment symmetric-key cryptography based key establishment techniques
DH assumes two parties have no prior knowledge , and its basically key transport protocol for open systems like internet, in my case two parties know each other and already share a pre-shared key
Aug
25
comment How is CipherCloud doing homomorphic encryption?
Yeah , security through obscurity is long dead , but they seem to be having soaring sales.
Aug
8
comment Approach towards anonymous e-voting
heliosvoting.org might help ? their source code is available too
Aug
7
comment Matlab vs mathematica vs python
yes largely depends on what you are trying to do ,
Aug
1
comment Practical implementations of Multiparty computations
thanks mikeazo ! for letting me know !
Jul
31
comment Are there any Implementations of Secure Indexes?
Am curious , if you made any progress.
Jul
30
comment Are there any multiparty homomorphic encryption schemes?
thx i did not knew it !
Jul
26
comment Cryptographical formalization of computational privacy
does it make any difference , it has been proved that if you can get functional privacy you can get data ( inputs) privacy and vice versa , can't recollect the paper, i can dig for it though !
Jul
26
comment Cryptographical formalization of computational privacy
thanks for those references , i noticed them but yet to read them !
Jul
26
comment Cryptographical formalization of computational privacy
yeah not all SMPC involves settings suitable for cloud computing , because , SMPC is more about "Untrusted parties trying to compute something securely" where as for cloud most of the applications we need "Trusted parties trying to compute in presence of untrusted server" for ex: i trust my friends for sharing something in facebook but i may not trust facebook itself !
Jul
21
comment Is there difference between Algebraic Homomorphic Encryption and Fully Homomorphic Encryption Schemes?
by chance did you get the paper that made the distinction ?
Jul
20
comment what is this kind of multi party computation
@mikeazo can we get on to chat/im/skype/email to have a discussion on the same, am thinking something in FHE not sure how far it is correct ? I could not get your details from your blog too, feel free to drop an email to me krishna.sashank@gmail.com or skype:sashankdvk
Jul
20
comment Relation between Threshold Cryptosystem and Secure Multiparty Computation ?
but any formal study of the relation is made ? any references?
Jul
20
comment Is there difference between Algebraic Homomorphic Encryption and Fully Homomorphic Encryption Schemes?
Although current FHE schemes are based on tricking SHE schemes , it does not necessarily mean that , that is the only way . great , would be waiting for that reference , as its needed for my research , thanks in advance for your time !
Jul
18
comment what is this kind of multi party computation
ok for now , iam not worried about bidirectional privacy,I dont care for server privacy, there are economical reasons for that , if the revenue is through advertisements (posed by reading our mail ) the service is free but if its pay service all the server needs to do is blind computation , it need not know what its doing in a truely outsourced computation !
Jul
18
comment what is this kind of multi party computation
Well, all of smc are about "untrusted parties trying to compute something" but what i have mentioned is "trusted parties trying to compute something in presence of untrusted server" there is a difference ! For example : i trust my friends but wont trust facebook , i trust my insurer but not amazon's server where health records being processed, hope u got it ! but in SMC , the participating parties wont trust each other in contrary
Mar
5
comment What is the flaw in this model for homomorphic encryption?
Thanks mikeazo , that was very informative !