Lightweight and Secure Three-Factor Authentication Scheme for Remote Patient Monitoring Using On-Body Wireless Networks

Table 2

Notations in BAN logic.

Notation	Implications
	Principal sees a statement
	Principal believes a statement
	Principal has jurisdiction over statement
	Principal once said a statement
	Statement is fresh
	Statement or is one part of statement
	Statement is encrypted with the key
	Statement is combined with statement
	Statement is hashed with the key
	Principal and principal communicate with the shared key