Optimistic MEV in Ethereum Layer 2s: Why Blockspace Is Always in Demand

Layer 2 rollups are rapidly absorbing DeFi activity, securing over $40 billion and accounting for nearly half of Ethereum's DEX volume by Q1 2025, yet their MEV dynamics remain understudied. We address this gap by defining and quantifying optimistic MEV, a form of speculative, on-chain cyclic...

Progress Telerik Document Processing Libraries 安全漏洞

Progress Telerik Document Processing Libraries is a document processing library from Progress USA. A security vulnerability exists in Progress Telerik Document Processing Libraries prior to version 2025 Q1, which originates from the ability to export the contents of a file in an arbitrary path to...