User Martin Rosenau - Cryptography Stack Exchange

Martin Rosenau

Member for 3 years, 5 months
Last seen more than a month ago

Germany

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5 Answers

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5 votes

Why is the Keyspace of a Substitution Cipher not 2^26 but 2^88

keys substitution-cipher

answered Jan 10, 2020 at 9:59

2 votes

Is one-time pad encryption vulnerable when near identical data is sent many times with different OTP?

one-time-pad

answered Feb 9, 2019 at 7:43

1 vote

If Kerckhoff's Principle holds, why do we need a cipher at all?

encryption algorithm-design keys

answered Jan 1, 2019 at 8:35

0 votes

Would asymmetric cryptography be feasible in World War II?

rsa public-key cryptographic-hardware history

answered Aug 6, 2020 at 11:33

0 votes

Bits of entropy needed to choose a random element from a list?

entropy

answered Sep 1, 2020 at 19:25