Understanding IPsec: Securing Internet Communications

This chapter explores the foundations of IPsec and its role in enhancing security across Internet Protocol communications. It highlights key concepts such as authentication, encryption, and the significance of IPsec in untrusted environments, addressing its implementation complexities and the challenges associated with key management. Moreover, the chapter emphasizes the need for reliable security measures against threats like man-in-the-middle attacks, illustrating how IPsec safeguards data integrity and traffic confidentiality.