Polygon Double Spend Vulnerability: Revision history

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3 May 2023

27 February 2023

27 January 2023

  • curprev 21:4621:46, 27 January 2023‎ Azoundria talk contribs‎ 10,607 bytes +10,607‎ Created page with "{{Imported Case Study|source=https://www.quadrigainitiative.com/casestudy/polygondoublespendvulnerability.php}} thumb|PolygonThe Polygon bridge allows users to cash funds from the Polygon side-chain back to Ethereum. As part of this mechanism, a smart contract hot wallet checks to see proof that the Polygon tokens are accurate. This smart contract hot wallet had a vulnerability where the same proof could be submitted up to 223 times, to withdraw 223..."
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