ACR Stealer campaigns use ClickFix lures, JPEG steganography, and WebDAV to steal browser tokens, passwords, PDFs, and synced ...
From late April 2026 to mid-June 2026, Microsoft Defender Experts observed increased ACR Stealer activity across customer ...
Abstract: Coverless generative steganography is a highly secure method of information hiding. With the advent of the AI-generated content (AIGC) era, the widespread dissemination of generative content ...