Ethereum: Why the Code Needs to be Improved

Philipp Sandner
May 20, 2018 · 10 min read


The Ethereum technology

Review of the Ethereum codebase

Figure 1: Rating scale for the quality of crypto code [-5, +5]

Analysis: Ethereum scores only 1.69 on a [-5,+5] scale

Figure 2: Distribution of total score for Ethereum on a [-5,+5] scale
Figure 3: Example of anti-patterns in the “libethereum” component of Ethereum
Figure 4: Example of code issues in the “libethash” component of Ethereum

Summary: Ethereum code needs to be improved

Figure 5: Distribution of hotspots in the Ethereum code



Philipp Sandner

Written by

Frankfurt School Blockchain Center

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