SSL Complete Guide 2021: HTTP to HTTPS - Hashing Overview

The video tutorial explains the concept of hashes, their characteristics, and how hash algorithms work. It highlights the purpose of hashes in ensuring data integrity during network transfers and discusses the optional use of keys for authentication. The tutorial also previews upcoming topics on specific hashing algorithms like MD5 and SHA.

What is the primary purpose of encryption in data transfer?

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Explain what a hash is and how its length can vary.

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Describe how a hash function works with input data of variable lengths.

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What does it mean for a hash function to be one-way?

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What happens to the hash if even a single character of the input data is changed?

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How do hash functions verify the integrity of data during transfer?

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What is the role of keys in some hash functions, and how do they enhance security?

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