This book has been built by dozens of people in the Git community, and is meant to help you learn how to use Git as quickly and easily as possible.
Programmierung in Ruby
Der Leitfaden der Pragmatischen Programmierer
This document describes Public Key Infrastructures, the PKIX standards, practical PKI functionality and gives an overview of available open–source PKI implementations. Its aim is foster the creation of viable open–source PKI implementatations.