INFO 3021 Information Security (Advanced)

Credit Points 10

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Description This subject introduces cryptography theory and application. It teaches cryptography algorithms and protocols in information security and the application of such knowledge in the design and implementation of secure computer and network systems. The contents include symmetric and asymmetric encryptions, signature, matrix, number theory, algebra, and security protocols. Students will learn the application of cryptography algorithm in current computer systems and information security management. This subject also provides practical exercises by security programming.

School Computer, Data & Math Sciences

Discipline Security Science

Student Contribution Band HECS Band 2 10cp

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Level Undergraduate Level 3 subject

Pre-requisite(s) MATH1006
COMP2030

Assumed Knowledge

Basic understanding of data structures and discrete mathematics
Basic programming skills in C, C++, Java, Python, etc.

Learning Outcomes

After successful completion of this Subject, students will be able to:

Describe fundamentals in computer security and basic knowledge in cryptography
Explain conventional encryption/decryption methods and the concepts of symmetric keys
Design and implement block ciphers and stream ciphers
Explain principles of public key cryptosystems and public key algorithms
Summarize the number theory used in the RSA algorithm, Diffie-Hellman key exchange and digital signatures
Apply authentication functions and hash functions in message authentication
Illustrate Kerberos authentication protocols
Apply security requirements and design in electronic mail systems and in electronic commerce
Explain principles and mechanisms of security management
Investigate and apply advanced mathematical knowledges to security algorithms and implementations

Subject Content

Security, cyberattack and countermeasure, cryptography, and steganography
Conventional encryption and DES system
Number Theory and algebra, Modular arithmetic, and Euclid's algorithm
Public key encryption and RSA algorithm
Digital signature and authentication protocols
Key distribution and management
Security protocols and various applications in current computer systems
Information Security management
Conventional and public key decryption algorithms and implementation

Assessment

The following table summarises the standard assessment tasks for this subject. Please note this is a guide only. Assessment tasks are regularly updated, where there is a difference your Learning Guide takes precedence.