How do you secure hybrid cloud applications from cyber threats?

Protecting hybrid cloud applications from cyber threats is the process of defending against cyber attacks in hybrid deployments that combine public cloud, private cloud, and on-premises environments. Its importance lies in ensuring data security, meeting compliance requirements (such as GDPR), and maintaining business continuity, applicable to high-security industry scenarios like finance and healthcare.

The core of this concept includes the zero-trust security model (based on identity authentication and least privilege access), network segmentation (isolating different components such as containers and VMs), encrypted transmission (e.g., TLS/SSL), and real-time threat detection (using AI tools to identify anomalies). In practical applications, these components achieve unified policy management through integrating cloud-native security platforms (such as Istio or Calico), enhancing system resilience and reducing the risk of data breaches, thereby supporting agile development and regulatory compliance.

Implementation steps are as follows: deploy zero-trust architecture through strong identity authentication; configure firewalls and WAF to protect boundaries; enable end-to-end encryption; integrate threat intelligence and monitoring systems; conduct regular audits and update policies. Typical scenarios include secure migration and DevSecOps practices, with business values of reducing the cost of security incidents (by more than 50%) and ensuring operational stability and trust building.