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Network Security CS **** Course Information Instructor: Waleed Akram Baig Email: waleedbaig@gcu.edu.pk (Proffered Contact Method) Office: Department Of Computer Science Class Hours: 0800 to 0930 (Friday and Saturday) Class Room: 3 Dept. of CS Office Hours: Monday 2:00-3:30 PM, Saturday 11:00- 12:30 PM (or by Appointment) Course Objective: A. Understand the security needs of networks, users and applications. B. Show an understanding of algorithms and procedures: encryption, keys, digital signatures and certificates; strengths and weaknesses. C. Identify the relevant laws which apply to the security of information systems. D. Show an awareness of the methodologies and software tools typically used by hackers. |
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Text Books: Cryptography and Network Security by Behrouz Forouzan Network Security Essentials by William Stallings Hacking Exposed by Stuart McClure (Reference) Grading: Term Work 20% Midterm 30% Final 50% |
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GC University Lahore
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Computer Science Department |
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Week (Friday & Saturday) |
Topics |
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Wk 1 |
INTRODUCTION : Security Goals, Security Weaknesses and vulnerability in TCP/IP (TCP; IP; ARP; DNS; ICMP; SMTP; Telnet; FTP; TFTP; Routing and Routers) |
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Wk2 |
INTRODUCTION : Attacks threatening Confidentiality, Integrity, Availability. Passive vs. Active attacks, Security Service and Mechanisms, Cryptography and Stegnography |
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Wk 3 |
Symmetric Key Cryptography, Asymmetric key Cryptography, Introduction to Packet Sniffing, Integer Arithmetic, Modular Arithmetic, |
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Wk 4 |
Substitution Ciphers, Transposition Ciphers, Block Ciphers |
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Wk 5 |
Data Encryption Standard (DES), Security of DES, Brute force Attack |
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WK 6 |
Electronic Code Book (ECB)mode, Cipher Block Chaining (CBC) mode |
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Wk 7 |
Primes, Euler’s Theorem, RSA Cryptosystem |
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Wk 8 |
Message Integrity, document and fingerprint, Message and Message Digest, MD5, SHA1 |
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Wk 9 |
Digital signature, Attacks on Digital Signatures, Digital Certificate |
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Wk 10 |
Entity Authentication, passwords, challenge response, Biometrics |
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Wk 11 |
Symmetric key distribution, Kerberos, Legal issues: Regulation of Investigatory Powers Act, E-commerce Bill, key escrow |
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Wk 12 |
Secure Socket Layer, Hash Algorithm |
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Wk 13 |
Security at Network Layer, IPSec |
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Wk 14 |
Security at Application Layer, PGP, Email Security |
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Wk 15 |
S/MIME, Transport Layer security |
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Wk 16 |
IDS , Firewalls, Penetration Testing |