Author: Michael Johnson

Friends, Over the last year, developers and researchers supported by Ethereum Foundation have kept their heads down and continued to produce at a staggering pace. Their focus has remained on their work, and together we’re all building a more complete Ethereum. Today, our regular all-team update series is relaunching in a changed and ever growing ecosystem. Ethereum features larger dApp, developer and user communities than ever before, the network has continued to improve, and steady progress has been made on initiatives large and small. While many teams do release their own well-rounded updates, we thought it appropriate to bring the…

Solidity Storage Array Bug Announcement This blog post is about two bugs connected to storage arrays which are otherwise unrelated. Both have been present in the compiler for a long time and have only been discovered now even though a contract containing them should very likely show malfunctions in tests. Daenam Kim with help from Nguyen Pham, both from Curvegrid discovered an issue where invalid data is stored in connection with arrays of signed integers. This bug has been present since Solidity 0.4.7 and we consider it the more serious of the two. If these arrays use negative integers in…