Complete Git Guide: Understand and Master Git and GitHub - What is the Hash Function?

The video tutorial explains how to create and store git objects using hash functions. It introduces hash functions as one-way functions that generate a fixed-length hash from any input. The tutorial highlights the importance of hash functions in security, particularly in storing passwords as hashes in databases. It emphasizes two key characteristics: the same input always produces the same hash, and knowing the hash does not reveal the input. The video concludes with a brief overview of different hash functions.

What types of files can be used as input for a hash function?

How does the hash function ensure that the same input produces the same hash?