Beyond Immutable: The Landscape of Blockchain Credential Revocation Solutions

In recent years, the widespread adoption of blockchain technology has illustrated its potential for revolutionizing various sectors, particularly within the field of education. In an era when educational institutions confront challenges related to the secure storage, verification, and prevention of academic certificate fraud, blockchain has emerged as a technology well-suited to address these concerns. Besides the problem of storing certificates on the blockchain, revocation has received significant attention from the blockchain community. When incorrect data such as fake certificates or inaccurate personal information stored in a blockchain, revocation becomes an essential function. This article aims to provide technical insights and objective assessments on the performance, security, and privacy aspects of methods for securely revoking academic credentials stored on blockchain platforms. As a result, readers can make informed decisions about which mechanism to implement for their projects or choose to continue further research to optimize these mechanisms.