Types of Attacks

Defacing

Making alternations to something

Primatily a web site thing

Buffer Overflows

Pices of data in memory called buffers

When too much data is sent, it can overflow

Because of stack memory & storig return addresses, a buffer overflow can lead to cntro of program flow

Format String Attacks

The C programming language makes use of format string to determine how data is going to be input/output

Leaving off the format string from I/O functions can lead to attackers providing

This can yield information off the stack being pressented to the user

Denial of Service

Prevents a service from being available to its legitimate authorized users

SYN flood, PING flood, SMURF attack, malformed packets

Distributed Denial of Service

Coordinated denial of service making use of several hosts on several locations

Overwhelming use of resources

Often botnets

First known DDoS attack used a tool called Stacheldraht (Barbed Wire)