SoK: Watermarking for AI-Generated Content. - Xuandong Zhao; Sam Gunn; Miranda Christ; Jaiden Fairoze; Andres Fabrega; Nicholas Carlini; Sanjam Garg; Sanghyun Hong 001; Milad Nasr; Florian Tramèr; Somesh Jha; Lei Li 005; et al. (SP, 2025)