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110   Chapter 4 A critical review on using blockchain technology in education domain





                                                dcontinued

                                           Attack                    Countermeasures


                                           Eclipse attack when adversary
                                             controls IPs to get majority
                                             connections from victim node.
                                           DNS and BGP hijacking where
                                             adversary controls DNS server and
                                             BGP router.
                                           Quantum attacks due to    Using postquantum DSA approaches
                                             vulnerability of public key ECDSA  such as code-based and lattice-
                                             based on Shor's algorithm.  based.


                                       Most of the attacks can be prevented on using trusted parties
                                    along with suitable consensus mechanisms. Hence, consortium
                                    BCs are more suitable for education domain.

                                    5. Blockchain in education domain

                                    E-governance with Digital Ledger Technology (DLT) based on
                                    Artificial Intelligence (AI) and BC security is suitable for educa-
                                    tion systems. Some of the challenges faced by current digital
                                    governance solutions include availability of data/solutions as
                                    disjointed silos, lack of data ownership by students, vulnerability
                                    to cyber attacks, lack of unified data format and interoperability,
                                    lack of integration of college systems with other stakeholders like
                                    universities, employers, payment gateways and banks. The major
                                    components of an education ecosystem includes the following:
                                    • Admission of students
                                    • Course registration
                                    • Fees payment
                                    • Curriculum and syllabus management
                                    • Tutoring, assessment, and performance
                                    • Credit transfers and credit evaluation
                                    • Graduation
                                    • Placement
                                    • Credit transfers between universities
                                       Currently, such services exist as silos in information manage-
                                    ment, decision support, and student support subsystems with
                                    centralized control. A decentralized and secure distributed ledger
                                    technology contains protocols to validate transactions and up-
                                    date ledgers or extract information from using smart contracts.
                                    It  increases  automation,  transparency,  auditability,  and
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