Chapter 16. Cryptography and Compression

Introduction

Recipe 16.1.  Generating a Hash

Recipe 16.2.  Encrypting and Decrypting a String

Recipe 16.3.  Encrypting and Decrypting a File

Recipe 16.4.  Prompting for a Username and Password

Recipe 16.5.  Handling Passwords Securely

Recipe 16.6.  Compressing and Decompressing a String

Recipe 16.7.  Compressing and Decompressing a File

Recipe 16.8.  Generating Cryptographically Secure Random Numbers

Recipe 16.9.  Complete Listing of the Crypto.vb Module

Recipe 16.10.  Complete Listing of the Compress.vb Module