Hash collisions are a fact of life, but one that can have serious consequences when attackers can control the values being hashed. We looked at this problem, which can allow denial-of-service attacks, ...

Generated by a cryptographic algorithm, a cryptographic checksum is a mathematical value assigned to a file sent through a network for verifying that the data contained in that file is unchanged. The ...

Students are asked to implement the barcode check sum algorithm using pseudocode. I have provided some possible solutions in AQA pseudocode some of which I have implemented using Martin Hart’s AQA ...