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Jan
18
answered Encryption scheme like RSA where encryption is the inverse of decryption
Jan
12
answered Could this “symmetric RSA” scheme provide key compromise resistant communications?
Dec
22
answered Construct IND-CPA secure encryption scheme by combining two given schemes
Dec
8
answered NMaster key from n secret key
Jan
13
answered Implementing a web app where the server cannot decrypt its own data?
Jan
11
answered Key derivation of public key without knowledge of private key
Jan
5
answered Why is the private key generated first in public key crypto?
Dec
21
answered Protecting a short password
Dec
21
answered Which multiplicatively homomorphic encryption scheme supports encryption of 0?
Sep
9
answered How do you create a large PRP from a small one?
Aug
28
answered Proof for composed signatures
Jul
24
answered Rainbow table for DES with all-zero plaintext?
Mar
18
answered Subexponential algorithms for DLP in $\mathbb{Z}_s \times \mathbb{Z}_t$
Mar
16
answered Should different key pairs be used for signing and encryption?
Mar
16
answered Elliptic Curves of different forms
Mar
6
answered Secure Broadcast Channel
Mar
4
answered Is it possible to calculate the 'skeleton key' for DUAL_EC_DRBG? What would it take?
Mar
3
answered Is it meaningful to consider the leakage of master key of KGC?
Feb
19
answered Is it possible to tweak AES-GCM so that it is satisfactory for whole-disk encryption (like XTS mode)?
Feb
19
answered Homomorphic crypto allowing anonymous yes/no votes?