Cryptocurrency Q&A How fast can quantum computers break SHA-256?

How fast can quantum computers break SHA-256?

Silvia Silvia Mon Dec 02 2024 | 7 answers 1112
I'm curious about the speed of quantum computers when it comes to breaking the SHA-256 encryption. How quickly can they accomplish this task? How fast can quantum computers break SHA-256?

7 answers

GwanghwamunGuardianAngelWings GwanghwamunGuardianAngelWings Wed Dec 04 2024
However, the difference in efficiency is not overwhelming.

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EthereumElite EthereumElite Wed Dec 04 2024
Quantum computers possess the potential to outperform classical computers in certain tasks.

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SapphireRider SapphireRider Wed Dec 04 2024
For a classical computer, brute-forcing a 256-bit key would require 2^256 operations.

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Elena Elena Wed Dec 04 2024
One such task is cracking encryption.

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Riccardo Riccardo Wed Dec 04 2024
In contrast, a quantum computer would only need 2^128 operations to achieve the same result.

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