As 6G networks begin to take shape, the demand for advanced cybersecurity solutions has intensified due to the increased complexity, scale, and connectivity of these networks. Blockchain technology, with its decentralized and immutable nature, has emerged as a promising solution to enhance the security of 6G networks. This work explores the role of blockchain in fortifying cybersecurity within the context of 6G, focusing on its ability to mitigate risks such as data breaches, identity theft, and distributed denial-of-service (DDoS) attacks. We examine current trends in blockchain integration with 6G, including the use of smart contracts, decentralized identity management, and secure communication protocols. Additionally, the work highlights the potential challenges and limitations of blockchain adoption in 6G, such as scalability, latency, and energy consumption. Finally, we discuss future directions for research, proposing hybrid approaches that combine blockchain with other emerging technologies like AI, edge computing, and quantum cryptography to address the evolving security needs of 6G networks. This study aims to provide a comprehensive understanding of blockchain’s potential in revolutionizing cybersecurity for next-generation communication systems.