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How to Defeat Host-Based Screen-Scraping Malware at the Windows OS Layer
In modern endpoint security, preventing credential theft has historically focused on defeating keyloggers. However, contemporary infostealers and advanced persistent threats (APTs) have evolved. Instead of relying solely on low-level keyboard hooks, modern malware frequently implements continuous, asynchronous screen-scraping loops via graphics APIs like DirectX or GDI. If a user enters