What Is Hashing in Blockchain? | Blockchain Central

The video tutorial explains the concept of hashes and hash functions, emphasizing their importance in modern cryptography and blockchain technology. It covers the properties of hash functions, such as determinism, speed, one-way functionality, and collision resistance. The tutorial also discusses the SHA-256 hash function, its security features, and addresses conspiracy theories about potential backdoors. The video concludes with a summary of the key points and a reminder that the content is not financial advice.

What is a hash and how is it generated?

What are the main characteristics of a hash function?

Explain why it is important for a hash function to be deterministic.

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

Describe the significance of small changes in input affecting the output of a hash function.

What are collisions in the context of hash functions, and why should they be rare?

What properties must cryptographic hashes have for blockchain encryption?