Botnets
Concept “network of infected systems controlled by an administrator called Botmaster”
Centralized infrastructure
- Basic Botmaster (only one Command and Control server)
- Multi-server Botmaster (one Botmaster but many C&C servers) Asprox botnet an example.
- Hierachical Botmaster (use Proxy servers to hide Botmaster location) Waledac botnet an example.