LLMs and Text-in-Text Steganography

Collection of security posts covering multiple high-impact topics: LLMs can effectively hide messages in text (text-in-text steganography); new GPU rowhammer research against NVIDIA Ampere GDDR can produce bitflips that enable full host compromise when IOMMU is disabled; DarkSword — a multi-zero-day iOS full-chain exploit — is active in targeted campaigns and likely government-linked; Fast16 is a historically significant, likely state-sponsored sabotage malware that manipulated high-precision computations; Firefox benefited from AI-assisted fuzzing (Claude Mythos) that identified and led to 0‑