IT Examiner School, Seaside, CA

Common Types of Protocols • Transmission Control Protocol (TCP)

• Internet Protocol (IP) • Combination - TCP/IP • Hypertext Transfer Protocol (HTTP) • File Transfer Protocol (FTP) • Hypertext Transfer Protocol Secure (HTTPS)

Types of Firewalls

• What does a firewall do? – Restricts packets based on user defined rules – First line of defense, located at perimeter

• Types of Firewalls – Packet Filter – Stateful Inspection

– Application (Web application) – Next Generation (Next Gen)