Exploring the limits of strong membership inference attacks on large language models - Hayes, Jamie; Shumailov, I; Choquette-Choo, Christopher A.; Jagielski, Matthew; Kaissis, Georgios; Nasr, Milad; Muthu Selva Annamalai, Meenatchi Sundaram; Mireshghallah, Niloofar; Shilov, Igor; Meeus, Matthieu; de Montjoye, Yves-Alexandre; Lee, Katherine; et al. (Advances in Neural Information Processing Systems, 2025)