Tuesday, April 14, 2015

Managing encrypted files

Imagine that we have a system which generates a certain amount of small .pdf or .xlsx reports and stores them on disk. The requirement is to encrypt those reports and store them as encrypted files. Original file must never hit the disk and all the encryption must be done in memory.

Tuesday, April 7, 2015

Exploring BMP format

Let's decode bitmap image file. Just because it's simple and I want to dig into something. And because BMP is relatively easy.