A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.
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| multiparty-computation× 13 | terminology× 13 |
gcm× 13
The Galois Counter Mode, an authenticated encryption mode of operation for a block cipher.
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finite-field× 13
a mathematical construct based on a set of axioms which are held to be true. A number of interesting and useful properties arise from finite fields that makes them particularly suita…
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bitcoin× 13
a digital peer-to-peer currency with no central authority. It was created in 2009 by Satoshi Nakamoto. Transactions are managed entirely by the network.
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chosen-ciphertext-attack× 12 |
historic× 11
for questions about cryptographic algorithms which were invented (and used) before the computer age.
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key-reuse× 10 |
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blowfish× 10
an encryption algorithm that can be used as a replacement for the DES or IDEA algorithms. Blowfish was designed in 1993 by Bruce Schneier as an alternative to existing encryption algorithm…
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compression× 10 |
one-way-function× 10
not reversible.
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rijndael× 10 |
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s-boxes× 9
(or substitution boxes), components in many block ciphers used to substitute parts of the data in a non-linear way. While often fixed by the algorithm (like in DES and AES), sometimes they are key-dep…
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scrypt× 9
A slow and memory-intensive hash function designed for passwords
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quantum-cryptography× 9
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pseudo-random-generator× 9
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preimage-resistance× 9
Difficulty of finding an input string that hashes to a given value
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permutation× 9
A way, esp. one of several possible variations, in which a set or number of things can be ordered or arranged.
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ofb× 9 | password-based-encryption× 9 |
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paillier× 9
A public-key cryptosystem invented by Pascal Paillier in 1999.
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notation× 9
Questions on the meaning, history, and usage of symbols and notation in cryptography. Please remember to mention where (book, paper, webpage, etc.) you encountered any notation you are asking about.
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semantic-security× 9 |
side-channel-attacks× 9
attacks using information leaked by implementations of cryptographic algorithms to obtain information about keys or (plaintext) data, instead of (or additional to) using cryptographic weaknesses.
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algebraic-attack× 9
a method of cryptanalysis against a cipher
1)expressing the cipher operations as a system of equations.
2)substituting in known data for some of the variables.
3)sol…
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integrity× 9 | kdf× 9 |
hill-cipher× 8
a historic polygraphic substitution cipher invented by Lester S. Hill in 1929.
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feistel-network× 8
a structure that has been used to create a number of different block ciphers (e.g., DES, Blowfish, Twofish, RC6).
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anonymity× 8 |
collision-resistance× 8
Difficulty of finding two different inputs that hash to the same value
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cryptographic-hardware× 8 |
| statistical-test× 8 | srp-6× 8 |
ntru× 8
an encryption algorithm which is based on the shortest vector problem in a lattice.
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pki× 8
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