captcha-project/ ├── src/ │ ├── client/ # Client-side application │ ├── server/ # Server-side application │ └── captcha/ # CAPTCHA generation logic ├── tests/ # Unit and integration tests ├── docs/ # ...

Accepts CAPTCHA image as a base64 string via CLI Outputs result and resource usage in JSON format Digit‑only OCR with strict preprocessing for improved accuracy ...

Abstract: In this study, a CNN-based model capable of solving multiple CAPTCHA types was developed. The model was trained using both real and synthetic CAPTCHA datasets to enhance generalization.