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Security and Crypto Technologist


Oct
1
revised Open source implementations of Symmetric Searchable Encryption and Order Preserving Encryption
added 117 characters in body
Oct
1
comment Why are we not using multiple ciphers per message?
@RickyDemer what does this mean ? "don't get ruled out"
Sep
30
awarded  Explainer
Sep
30
reviewed Approve In HMQV, can one use multiple identities with one public key?
Sep
30
revised reducing false positives in searchable encryption
added reference
Sep
30
reviewed Approve Compare Blockmode CBC (with diffuser) against XTS
Sep
25
comment What is Attribute Based Encryption?
@DrLecter , the paper , "Building Encrypted and Searchable log" has two schemes, the first one, i would say is symmetric ABE
Sep
25
answered reducing false positives in searchable encryption
Sep
25
revised reducing false positives in searchable encryption
added a picture for better understanding
Sep
23
comment reducing false positives in searchable encryption
what is his id ?
Sep
23
comment Is it possible to find out whether a number is greater than another number without knowing the numbers?
use orderpreserving encryption ?
Sep
22
comment Forward pseudorandom permutation
it is not clear what you want to achieve. what is the actual problem ?
Sep
22
comment Checking the share membership in secret sharing schemes
@GuutBoy, yes am considering the setting you described
Sep
22
comment Checking the share membership in secret sharing schemes
$P_i$ knows the secret and t,n parameters also.
Sep
22
comment Checking the share membership in secret sharing schemes
@pg1989 the distinguishing ability may break some security if other parameters like $t,n$ are not made available etc. here we are only speeding up the process of identifying the membership
Sep
22
asked Checking the share membership in secret sharing schemes
Sep
22
comment Understanding Pseudo Random Generators
Check this video , good introduction with visualization usenix.org/conference/woot14/technical-sessions/presentation/…
Sep
21
answered Security properties and Cryptography objectives applied in algorithms
Sep
21
accepted Modes of operation for Public Key Encryption schemes
Sep
20
comment What is Attribute Based Encryption?
@DrLecter can u point me to the "recursive secret sharing" schemes you were saying above ?