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Breaking: Polygon Accuses zkSync of IP Theft

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Polygon Claims Against zkSync  Polygon protocol came up with Plonky2 and Starky, two Zero-Knowledge (zk) proof systems that are known to be very fast. Both Plonky2 and Starky are necessary for any developer interested in building a ZK L2. advertisement Their development started when the company was only a startup known as Mir at the time. At their completion, their libraries were open-sourced under a permissive MIT/Apache license as part of the company’s plan to be net contributors who have also benefited from the works of others. From there, many developers began to work on and modify Plonky2, and the ecosystem grew.  Recently, it was discovered that Matter Labs, the developers of zkSync , released a proving dubbed Boojum. A significant portion of its code contains source code that is copy-pasted from performance-critical components of the Plonky2 library. The alleged copy-paste was done without referencing the original author or the origin...