Update

摘要

based network security company as the one responsible for the leak that led to the development of proof-of-concept code for a Windows vulnerability that was patched in March. Hangzhou DPTech Technologies Co. breached its non-disclosure contract with the Microsoft Active Protections Program (MAPP). As a result, Microsoft removed DPTech from the program. Under MAPP, Microsoft shares vulnerability details with approved software security providers prior to releasing its monthly patches.