Dependable and Provable Secure Two-Factor Mutual Authentication Scheme Using ECC for IoT-Based Telecare Medical...

Area of Science:

• Computer Science
• Information Security
• Telemedicine

Background:

• The Internet of Things (IoT) has led to the widespread adoption of Telecare Medicine Information Systems (TMIS).
• Smart card-based authentication schemes are crucial for ensuring efficiency and security in TMIS.
• Two-factor authentication, combining passwords and smart cards, offers enhanced security, especially with public-key cryptosystems.

Purpose of the Study:

• To propose a novel, efficient, and secure two-factor authentication technique for TMIS.
• To leverage Elliptic Curve Cryptography (ECC) and smart cards for robust authentication.
• To ensure user privacy by enabling password changes without identity disclosure.

Main Methods:

• Development of a two-factor authentication scheme utilizing Elliptic Curve Cryptography (ECC) and smart cards.
• Application of strong, collision-free cryptographic hash functions and Elliptic Curve arithmetic.
• Formal and informal security analysis of the proposed authentication scheme.

Main Results:

• The proposed technique provides efficient and secure two-factor authentication for TMIS.
• User privacy is protected, allowing password updates without revealing user identity.
• The scheme was compared with existing ECC-based two-factor authentication methods, demonstrating competitive performance.

Conclusions:

• The developed authentication scheme meets the fundamental security requirements for two-factor authentication in TMIS.
• The integration of ECC and smart cards offers a promising solution for secure and private remote healthcare.
• The proposed method represents an advancement in securing Telecare Medicine Information Systems.