What Is Hashing in Blockchain?

The video explains the concept of hashes and hash functions, emphasizing their importance in cryptography and blockchain technology. It details the characteristics of cryptographic hash functions, such as determinism, speed, one-way operation, sensitivity to input changes, and collision resistance. The video also addresses security concerns and the robustness of SHA-256, concluding with a summary of key points.

What is a hash and how is it generated?

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What are the main characteristics that a hash function must have?

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Explain the significance of the one-way property in hash functions.

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How does a small change in input affect the output of a hash function?

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What is meant by collisions in the context of hash functions?

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Discuss the implications of having multiple inputs that produce the same hash output.

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What properties make cryptographic hashes essential for blockchain technology?

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