Greasy Opal, a Czech-based cybersecurity firm, is a significant threat due to its ability to rapidly develop machine learning models for various CAPTCHA challenges, which are sold to a broad range of clients, including malicious actors and competing CAPTCHA-solving services.  It enables attackers to easily launch large-scale bot attacks aimed at compromising legitimate user accounts … Continue reading Hackers Use ‘Greasy Opal’ to Fake 750 Million Microsoft Accounts