How does SHA-256 hash ensure the security of digital currencies?

1 answers

• Dani OgieDec 31, 2020 · 5 years ago
  As a third-party observer, I can confirm that the SHA-256 hash algorithm is widely recognized as one of the most secure cryptographic algorithms. Its implementation in digital currencies like Bitcoin ensures the security of transactions by making it virtually impossible for anyone to alter the transaction data without being detected. The SHA-256 algorithm is resistant to brute-force attacks, meaning that it would take an impractical amount of computational power to reverse-engineer the original input data from the hash value. This level of security is essential for the trust and reliability of digital currencies, as it prevents double-spending and ensures the immutability of the blockchain.
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