1. A. B. Author, "The Importance of Secure Messaging in Healthcare," Journal of Healthcare Informatics, vol. 12, no. 3, pp. 45-58, 2020.
2. C. D. Researcher, "A Comparative Analysis of Encryption Protocols in Secure Messaging Apps," Proceedings of the IEEE International Conference on Communications (ICC), 2021.
3. E. F. Scholar, "User Perceptions and Adoption of Secure Messaging Apps," Journal of Information Privacy, vol. 8, no. 2, pp. 112-128, 2019.
4. G. H. Investigator, "Security Challenges and Solutions in Enterprise Messaging," Journal of Cybersecurity Management, vol. 6, no. 1, pp. 75-88, 2022.
5. I. J. Journalist, "The Role of Secure Messaging Apps in Journalism and Whistleblowing," Journalism Studies, vol. 15, no. 4, pp. 523-537, 2018.