Heuristic approach for computer-aided lesion detection in mammograms. - Marek R. Ogiela; Natalia Krzyworzeka (Soft Comput., 2016)

Security and Understanding Techniques for Visual CAPTCHA Interpretation. - Natalia Krzyworzeka; Lidia Ogiela (3PGCIC, 2017)

Visual CAPTCHA for Data Understanding and Cognitive Management. - Natalia Krzyworzeka; Lidia Ogiela (BWCCA, 2017)

Application of knowledge-based cognitive CAPTCHA in Cloud of Things security. - Marek R. Ogiela; Natalia Krzyworzeka; Lidia Ogiela (Concurr. Comput. Pract. Exp., 2018)

Cognitive Based Authentication Protocol for Distributed Data and Web Technologies. - Natalia Krzyworzeka; Lidia Ogiela; Marek R. Ogiela (Sensors, 2021)

CAPTCHA-based Login Scheme in Security Education. - Natalia Krzyworzeka; Lidia Ogiela; Marek R. Ogiela (ITiCSE (2), 2022)

Cognitive CAPTCHA Password Reminder. - Natalia Krzyworzeka; Lidia Ogiela; Marek R. Ogiela (Sensors, 2023)

Personal CAPTCHA-based authentication protocol. - Natalia Krzyworzeka; Lidia Ogiela; Marek R. Ogiela (Comput. Secur., 2024)