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pg1989

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encryption

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Votes Activity Newest Views Added
33
votes
2
answers
15k
views

How does order-preserving encryption work?

encryption order-preserving
Sep 15 '19 at 12:15 Anum Fatima 1
18
votes
3
answers
3k
views

Can you create a strong blockcipher with small blocksize, given a strong blockcipher of conventional blocksize?

block-cipher format-preserving
May 28 '16 at 13:06 wythagoras 207
17
votes
1
answer
2k
views

Does unbalancing a feistel cipher always improve security? Does it improve security at all?

feistel-network provable-security
Aug 14 '15 at 5:33 e-sushi 16.9k
14
votes
1
answer
4k
views

Are there any specific requirements for the function $F$ in a Feistel cipher?

algorithm-design feistel-network
Aug 14 '15 at 6:05 e-sushi 16.9k
7
votes
1
answer
3k
views

How can I encrypt + authenticate short strings into similar short ciphertexts?

encryption authentication authenticated-encryption
Oct 17 '11 at 21:29 Thomas Pornin 81.6k
7
votes
2
answers
1k
views

Is it possible to match encrypted documents using user-defined search terms?

encryption searchable-encryption secure-index
Apr 1 '15 at 20:29 Gilles 'SO- stop being evil' 13.8k
6
votes
2
answers
941
views

Encryption of small messages

encryption reference-request
Jul 2 '15 at 17:41 Community♦ 1
6
votes
2
answers
573
views

A lower bound on the insecurity of CipherCloud?

homomorphic-encryption database
Sep 7 '13 at 16:19 Community♦ 1
5
votes
2
answers
597
views

Security of tokenization of plain text conversations - cryptanalysis

encryption cryptanalysis
Apr 27 '16 at 19:29 SEJPM♦ 42.4k
Cryptography
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