The interconnected world we live in has necessitated the advancement of cybersecurity measures to protect sensitive information and maintain privacy. Notably, blockchain technology is emerging as a revolutionary tool in bolstering cybersecurity frameworks.

Recent trends highlight the potential of blockchain to address complex cyber threats with its immutable and distributed ledger capabilities. The unique attributes of transparency and security embedded in blockchain are gaining attention from industries ranging from finance to healthcare.

For instance, many large financial institutions have begun integrating blockchain to secure transactions and protect client data. The decentralized nature of blockchain ensures that data breaches are significantly minimized, as tampering with data requires consensus across multiple nodes.

One of the essential benefits of blockchain in cybersecurity is its resistance to data tampering. Traditional data structures have a single point of failure, which hackers can exploit. Blockchain's decentralized network design makes such vulnerabilities obsolete, thereby enhancing the protection against cyberattacks.

A compelling case in the healthcare sector demonstrates blockchain's value. With sensitive patient data being a prime target for cybercriminals, healthcare providers have started employing blockchain to secure medical records and enhance patient privacy. This case reflects a broader trend of adopting blockchain to safeguard critical information.

Moreover, blockchain technology is playing a pivotal role in preventing Distributed Denial of Service (DDoS) attacks. By distributing data across a decentralized network, it becomes considerably challenging for malicious actors to knock systems offline, ensuring continuous accessibility and protection.

However, the integration of blockchain into existing cybersecurity infrastructures is not without challenges. The complex nature of blockchain requires significant investment in understanding and implementation. Furthermore, regulatory hurdles may arise, given the varying legal frameworks across regions.

Despite these challenges, the trajectory towards incorporating blockchain within cybersecurity strategies is set to continue. As organizations recognize the limitations of conventional security measures, the adoption of blockchain appears not only promising but necessary.

The rise of blockchain in cybersecurity underscores an ongoing evolution, urging industries to rethink and innovate their protective measures. As these technologies converge, the scope for secure, resilient, and efficient systems broadens, setting a new standard in data protection.