1 MSc EEM118 Research Dissertation CITE, UEL Cryptography and Network Security Dr David Xiao

2 General idea of symmetric-key cipher

3 Public-Key Cryptography Locking and unlocking in asymmetric-key cryptosystem

4 Possible project areas: 1. Symmetric-key cryptography, DES, AES… 2. Asymmetric-key cryptography, RSA, Diffie-Hellman… 3. Reed-Solomon codes in error detection and correction of network communication. 4. Evaluation of network simulation software Network II and OPNET, and integration with MALTAB Wireless network security:

5 5.1 To assess the security posture of an organization's Ipsec based VPN architecture using IKEProbe. 5.2 To assess the security posture of an organization's network using IKE/IPSec authentication crack tool. 5.3 To assess the security posture of an organization's network using Ettercap, a Unix and Windows tool for computer network protocol analysis and security auditing. 5.4 To assess the wireless b network security using AirSnort for decrypting WEP encryption of Linux and Microsoft Windows utility. 5.5 To assess Weaknesses in the Key Scheduling Algorithm of RC4 (RSA). 5.6 To assess wireless LANs using Aircrack-ng detector, packet sniffer, WEP and WPA/WPA2-PSK analysis tool for raw monitoring mode and sniff a, b and g traffic.

6 Some references for “Cryptography” from the UEL library: Applied cryptography : protocols, algorithms and source code in C / Bruce Sc.-2nd ed. Basic methods of cryptography / Jan C.A. van der Lubbe Computer security and cryptography [electronic resource] / Alan G. Konheim Cryptography : proceedings of the Workshop on Cryptography, Burg Feuerstein, Cryptography : an introduction to computer security / Jennifer Seberry, Jose Cryptography and network security / Behrouz A. Forouzan. - International ed. Cryptography and network security : principles and practices / William Stall. - 4th ed. Introduction to cryptography : principles and applications / Hans Delfs, Hel Introduction to cryptology and PC security / Brian Beckett Java cryptography … If you are interested and have knowledge of C++, C#, or Java…, please send me your “proposal form” by

7 Some of previous MSc dissertations: 1. “Development of secured cryptosystem” Software developed using UML and ASP.Net to calculate cryptographic DES, 3DES, AES and RSA 2. “Application licensing with XML digital signature” Software developed in XML language using C#.net for generating digital signatures including MAC addresses and/or system names. 3. “Security analysis of WLANs” Wireless LAN performance assessment using “Iperf” software, keys generations of WEP, WPA and WPA2, Cracking WEP and WPA passwords using “aircrack-ng”, Cracking WPA2 password using “backtrack”.

8 Some of previous MSc dissertations (continued) 4. “A measurement based admission control scheme to enhance QoS of VoIP networks” 5. “Modelling and designing of peer-to-peer network using OPNET package” 6. “Development of software scheme for RSA algorithm in C”