This book chapter delves into the transformative intersection of quantum computing and cybersecurity, unraveling the profound implications of quantum advancements on the resilience and vulnerabilities of digital security. As quantum computing evolves, traditional cryptographic methods face unprecedented challenges, prompting the exploration of quantum-safe alternatives. The abstract explores the quantum threats to classical encryption, the promise of quantum key distribution, and the potential for quantum-resistant algorithms in fortifying cybersecurity frameworks. Furthermore, the chapter delves into the role of quantum technologies in addressing cybersecurity challenges, offering insights into the quantum-enhanced methods that could revolutionize threat detection, secure communication, and data protection. With a focus on both the risks and opportunities, this chapter navigates the complex landscape where quantum computing reshapes the future of cybersecurity.