This book is introducing recent outstanding Cybersecurity technology applications and Artificial Intelligence focused on the following seven topics:- IT Service Management Security- Organizational Big Data Security- 5G and 6G Security- Virtual Private Networks- Blockchain and NFT- AI and Cybersecurity- Digital Forensics. In section II, we will discuss IT service management security. In section III, we will discuss organizational big data security. In section IV, we will discuss 5G and 6G security. In section V, we will discuss the topic of Virtual Private Network. In section VI, we will discuss Blockchain and NFT. In section VII, we will discuss the topics of AI and Cybersecurity. Finally, in section VIII, we will discuss the topic of digital forensics.