This book will teach you how to

Program computers using C, assembly language, and shell scripts
Corrupt system memory to run arbitrary code using buffer overflows and format strings
Inspect processor registers and system memory with a debugger to gain a real understanding of what is happening
Outsmart common security measures like nonexecutable stacks and intrusion detection systems
Gain access to a remote server using port-binding or connect-back shellcode, and alter a server's logging behavior to hide your presence.