Understanding Browser Trust Abuse: Exploiting Enterprise’s Most Trusted Interface

**Executive summary:** Cofense Intelligence examines a shift from technical browser exploits to 'browser trust abuse' where attackers manipulate legitimate browser workflows—fake updates, embedded authentication windows (BitB), ClickFix verification prompts, and OAuth device-code phishing—to steal credentials and deliver malware (including RATs and information stealers); the report documents multiple ATRs and provides examples and trends (March–July 2026) to highlight active campaigns and recommended mitigations.