ALTCHA Sentinel Features

ALTCHA Sentinel is designed to provide advanced, intelligent protection for web services and applications — going far beyond the capabilities of traditional CAPTCHAs or basic proof-of-work systems. Built with privacy and scalability in mind, Sentinel helps secure mission-critical systems while ensuring full compliance with data privacy regulations through self-hosting and local data residency.

Key Features

• Autopilot
  Automatically adjust challenge difficulty and response policies based on traffic patterns and threat levels, reducing manual configuration and maintenance.
• Adaptive Captcha
  Serve intelligently tailored challenges that balance user experience with security, dynamically adjusting based on risk signals.
• Classifier
  Analyzes text and contextual data using NLP and machine learning to detect spam and assign a legitimacy score, enabling automated, intelligent content moderation.
• Similarity and Training Data
  ALTCHA Sentinel’s Similarity Detection compares input text against example sets to identify patterns, detect spam or harmful content, and enforce quality standards—ideal for moderating chats, forums, and social platforms.
• Rate Limiters
  Enforce flexible, context-aware rate limits at multiple layers of your application stack to prevent abuse without affecting genuine users.