I maintain a library called PGPCore for using PGP encryption in C#, in order to test how this performs when processing large files I needed to create a large file full of random data to check it was encrypting/decrypting as expected. After a bit of searching the answers to this Read more…
If you want to get a random string in SQL then you could use newid to generate a GUID and take the alphanumeric characters from it, however while these should obviously be unique from each other they don’t contain the full range of characters that may be desired and sequential Read more…
Cryptographically Secure Random Number In a similar vein to my attempt to generate a cryptographically secure random string I also wanted to be able to create cryptographically secure random numbers. The below function is based on the answer from Markus Olsson to the stackoverflow question here. public static int GetRandomInteger(int Read more…
Cryptographically Secure Random String I’ve been trying to generate unique referal codes composed of uppercase letters for a project and although it’s not really necessary I wanted to make these as cryptographically sound as possible so I could reuse the code later in a personal password generator project. Turns out Read more…