A cryptographic hash function is a mathematical algorithm that takes an input (or 'message') and returns a fixed-length string of characters ...

That’s where encryption, hashing, and obfuscation come in. This article hopes to clear up some misconception in the industry as to how these technologies work and how they relate to each.

For Bitcoin specifically, the hashing algorithm difficulty adjusts up and down depending on how high the hash rate is. This is because creation of new Bitcoin was designed to be controlled over time.

SHA1 algorithm securing e-commerce and software could break by year’s end Researchers warn widely used algorithm should be retired sooner.

Because hashing algorithms works in one direction, the only way to obtain the corresponding plaintext is to guess, a process that can require large amounts of time and computational resources. The ...