Cryptography Stack Exchange

2

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0

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7

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For unequal set sizes in PSI: why should the party with fewer elements use cuckoo hash rather than simple hash?

hash multiparty-computation private-set-intersection

modified 16 mins ago Maarten Bodewes♦ 81.8k

0

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1

answer

14

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reversing hash function makes possibilities increase exponentially, yet there is a finite number of inputs. How?

hash collision-resistance sha-256

modified 2 hours ago kelalaka 38.5k

2

votes

1

answer

62

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How to have a hash function that maps any binary string of size n to binary string of size n?

hash implementation pairings

modified 3 hours ago Ievgeni 1,743

0

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0

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5

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How to sign CAM/DENM messages using mbed LTS libray with ECDSA (EEE Std 1609.2)

encryption hash elliptic-curves signature dsa

asked 13 hours ago Mohamed AbdelAzeem 1

-1

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1

answer

55

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truncated sha3-512

hash collision-resistance

modified 17 hours ago Maarten Bodewes♦ 81.8k

0

votes

0

answers

31

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collision finding method

hash collision-resistance collision-attack

asked 22 hours ago Kuba Chrabański 129

2

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3

answers

592

views

Composition of cryptographic hash functions

hash collision-resistance

modified yesterday kelalaka 38.5k

2

votes

1

answer

51

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Is SHA1 break significant for an algorithm intended to be Proof-Of-Work?

hash sha-1 scrypt

modified 2 days ago kelalaka 38.5k

1

vote

2

answers

121

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Can you identify these cryptographic algorithmic symbols?

hash notation ripemd

modified 2 days ago hunter 13

2

votes

1

answer

57

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Should I use HMAC to create a multiple part HASH token

hash authentication hmac sha-256

modified Dec 4 at 7:28 kelalaka 38.5k

30

votes

2

answers

12k

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Is HMAC-DRBG or Hash-DRBG stronger?

hash random-number-generator

modified Dec 3 at 19:17 kelalaka 38.5k

0

votes

1

answer

124

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Implementation of Leighton-Micali Hash-Based Signatures

hash post-quantum-cryptography

modified Nov 29 at 5:08 CommunityBot 1

0

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0

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56

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I am confused on how to solve this question about one way hashing

hash one-way-function

asked Nov 29 at 0:43 Dominic Teplicky 3

0

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1

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76

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Why is this image not pre-image resistant?

hash preimage-resistance

answered Nov 27 at 7:58 Daniel S 6,850

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For unequal set sizes in PSI: why should the party with fewer elements use cuckoo hash rather than simple hash?

reversing hash function makes possibilities increase exponentially, yet there is a finite number of inputs. How?

How to have a hash function that maps any binary string of size n to binary string of size n?

How to sign CAM/DENM messages using mbed LTS libray with ECDSA (EEE Std 1609.2)

truncated sha3-512

collision finding method

Composition of cryptographic hash functions

Is SHA1 break significant for an algorithm intended to be Proof-Of-Work?

Can you identify these cryptographic algorithmic symbols?

Should I use HMAC to create a multiple part HASH token

Is HMAC-DRBG or Hash-DRBG stronger?

Implementation of Leighton-Micali Hash-Based Signatures

I am confused on how to solve this question about one way hashing

Why is this image not pre-image resistant?

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