AI‑enhanced browsers such as OpenAI’s ChatGPT Atlas and Perplexity’s Comet promise to automate web tasks, but cybersecurity experts warn that their deep access to user data creates significant privacy and security concerns. Researchers from Brave highlight prompt‑injection attacks as a systemic challenge, where malicious web content can trick agents into exposing credentials or performing unwanted actions. Both OpenAI and Perplexity have introduced mitigations like logged‑out modes and real‑time detection, yet experts stress that the threat remains unresolved. Users are advised to limit agent permissions and adopt strong authentication to safeguard personal information. Leer más →