Differential cryptanalysis is a form of cryptanalysis which studies cryptographic algorithms by observing how differences in input affect differences on output.

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Epsilon Differential privacy using laplace distribution

Given Database X={x_1 ,x_2 ,...X_n} where x_i represent a bit Let f(x) = Sum x_i for 1 <= i <= n Let Y ~laplace(1/(epsilon)) I succeeded proving that Mechanisms: M1(x)= Y-f(x) and M2(x)= ...
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Differential Cryptanalysis of FEAL-4

I'm currently carrying out a differential attack on the FEAL-4 algorithm, however I have hit a bit of a wall. Basically I attacked the final round first ($K3$) using the differential characteristic ...