CHAPTER 11Managing Ubuntu ServerSecurityConfiguring Cryptography andAppArmor
Ubuntu Server offers some powerful security options. In this chapter you'll learn how to set up two important security solutions. First, you'll learn how to create and manage a PKI environment and certificate authority, using OpenSSL cryptography. Next, you'll be introduced to AppArmor, a new feature in Ubuntu Server 8.04 that helps you to secure individual applications.
In the age of the Internet, cryptography has become increasingly important. When data is sent across insecure networks, you need to make sure the data is protected. When communicating with a host on the other side of the world, you need to make sure that the host really is the ...