How has Estonia applied Blockchain technology to the e-Government system? Lina Network | September 7, 2020 Blockchain is considered as the key technology in e-Government development thanks to its undeniable advantages and potential. From a technical point of view, Blockchain technology increases efficiency, provides data protection and transparency. However, many countries still face certain obstacles when applying Blockchain to e-Government. In this article, Lina Network will discuss the Blockchain application of Estonia, one of the countries with the highest level of e-Government development. Some of the technical concepts mentioned in the article will be explained in section 6.