The course provides the basic elements of modern telecommunication networks, especially the ones based upon packet switching. The main functionalities of the Internet are presented and discussed, highlighting the critical issues related to the security of the systems and devices exposed on the network. The course also illustrates the main cryptography techniques for secure communications and electronic signature. Eventually, the principal types of malware are described.
The course aims at providing the basic elements of modern telecommunication networks, presenting the possible available and effective solutions in the context of office automation. The main functionalities of the Internet are presented and discussed, highlighting the critical issues related to the various aspects concerning information security. The risks deriving from the principal types of malware are also described.
See learning outcomes
None
Lectures provided by means of the Teams platform due to COVID-19 emergency
Data transmission networks: history of packet switching; from mainframe networks to the Internet. Internet organization, services, and protocols.
On the network edges: access technologies, access rate, wired technologies, wireless networks, problems related to user mobility.
Classification of networks: public and private networks, LAN, MAN, and WAN.
Internet addressing: overview on networks organization, domains, private local networks and internetworking, corporate networks, virtual private networks (VPN).
From grid computing networks to “Clouds”. Overview on the main services provided by clouds: Software as a Service (SaaS), Data as a Service (DaaS), Hardware as a Service (DaaS), Infrastructure as a Service (IaaS).
Network security. The concepts of security, as concerns data and communication processes. Principles of cryptography: symmetric and asymmetric cryptography, private and public keys. Information integrity, electronic signatures. Authentication. Security of wireless networks. Malware. Intrusion detection systems.
F. Kurose, W. Ross – Computer Networking: A Top-Down Approach, 7th Edition
Handouts (ppt slides) by the teacher.
Ricevimento: Booked via e-mail.
SANDRO ZAPPATORE (President)
GIAN CARLO CAINARCA
STEFANO VIGNOLA
ALDO GRATTAROLA (President Substitute)
I semester (approx. from Sept. 21 to Dec. 18).
More details can be found in the timetable published by the Polytechnic School
TELEMATICS NETWORKS SECURITY
Oral
Oral examination will focus on the topics covered during the lectures. The aim is to evalute the degree of learning, autonomy, logical, reasoning skills achived by the student.
