Explore our articles on web security, CAPTCHA, privacy, and the latest updates about PowCaptcha.
A deep dive into why traditional, tracking-based CAPTCHAs like reCAPTCHA pose a significant risk under GDPR, and how modern, privacy-first alternatives are becoming a legal and ethical necessity.
June 18, 2025
A technical breakdown of why powCAPTCHA is the superior free CAPTCHA solution for developers who value performance, privacy, and robust security architecture.
June 18, 2025
An exploration of how adaptive Proof-of-Work (PoW) CAPTCHAs dynamically adjust their difficulty based on user and threat signals, creating a smarter, more efficient, and more secure bot defense.
June 16, 2025
A technical analysis of how Proof-of-Work (PoW) CAPTCHAs create a powerful economic barrier against bots, and why this method is superior to traditional puzzles for both security and user experience.
June 16, 2025
Learn how Proof of Work is implemented in CAPTCHAs to ensure security and prevent abuse.
June 13, 2025