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Nowadays, Block chain is one of the most promising application areas in the field of privacy protection where its scope of applications can almost be limited. The use of the Block series in the field of education is currently of great interest to researchers and scientists, and is the focus of our study. In the age of data security and strict compliance: it has become crucial for education Institutes to store and share their information with other institutes. The main objective of this research is to highlight the existing privacy issues in educational data and use block chain as a solution to resolve these issues. This paper identifies and analyzes relevant books, research papers and articles to determine their classification in the field of education, to find the best ways to use the Block chain in education, and to determine its current and future use.. We have adopted a systematic literature review approach. This survey paper describes various techniques for privacy preservation and block chain as a solution to share data securely.
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