All Courses

Abdur Rahman × MD Abul Hasnat Sabbir × Jayed Bin Murshed × Sadia Tahmid Torra ×
Network Security System (66676)
Subject Aims:

After completing this course, participants will be able to:
 To be able to understand computer network and information security.
 To be able to learn why network security is important
 To be able to explain network security prevention, detection and response.
 To be able to define and explain the concept of network confidentiality, information integrity, network availability, network auditability.
 To be able to understand management’s role in the development, implementation and maintenance of network security.
 To be able to understand security architecture, it’s principles, components and employment.
 To be able to understand the relationship between risks, threats, vulnerabilities and countermeasures.
 To be able to understand the need for constantly evaluating the status of security management.
 To be able to understand the difference between policies, procedures, standards, guidelines, encryption, cryptography terms, firewalls.
 To be able to understand operation of Virtual Private Networks, importance of authentication and the characteristics of a good password.

Subject Outcome:
Network and information security, network security prevention, detection and response, the concept of network confidentiality, information integrity, network availability, network auditability, security architecture, relationship between risks, threats, vulnerabilities and countermeasures, policies, procedures, standards, guidelines, encryption, cryptography terms, firewalls, Operation of Virtual Private Networks, authentication and the characteristics of a good password.
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Telecommunication Basic(69411)
Telecommunication Basic(69411)
This created by
Abdur Rahman
Instructor
Telecommunication Technology
Daffodil Polytechnic Institute

Telecommunication and its background; Terms of Communication; Signals and Systems; Communication
Frequency and Spectra; Modulation and Demodulation; Multiplexing/ De-multiplexing; Multiple Access
Techniques; Radio transmitter; Radio receiver; Network; Internet.
Digital Communication(69451)
Digital Communication(69451)
This created by
Abdur Rahman
Instructor
Telecommunication Technology
Daffodil Polytechnic Institute

Introduction to digital communication, modulation technique; Pulse modulation; Pulse amplitude
modulation; Pulse width modulation; Pulse code modulation; Digital communication; Multiplexing in
communication system; Coder; Error detection and correction using block codes; Multiple access
techniques; Terrestrial radio communication system; Radio wave propagation; Electronic mail and
document communications.
Optic Fiber Communications
Optic Fiber Communications (69461)
Created by
Abdur Rahman
Instructor
Telecommunication Technology
Daffodil Polytechnic Institute

SHORT DESCRIPTION
Fiber optic communication; optical fiber waveguides; transmission characteristics of fiber optics; optical
fibers; optical fiber cables; optical fiber Joints; couplers and isolators; Optical source: LASER, LED;
Optical detection; Optical detector detection receiver performance; Optical amplification, wavelength
conversion and regeneration; intensity modulation/direct detection; Optical fiber measurements
Optical Networks.