Secure Hash Function Properties
Preimage, Second-preimage, and Collision Resistance
6 min readSep 15, 2020
What makes a hashing function secure? Well before answering this, let’s define what a hashing function is and understand its purpose regarding cybersecurity. A hashing function is an irreversible cryptographic function that takes in an input and produces a unique, fixed-size, and compressed numerical value called a…