When it comes to deploying, managing, and scaling containerized applications, Kubernetes and OpenShift are two leading technologies that come to mind. As we delve into their capabilities and understand their potential applications and security implications, we can gain a clearer perspective on how they can be effectively harnessed in diverse industry settings.
What is Kubernetes? here is An Overview
Kubernetes, fondly referred to as K8s, is an open-source platform designed to automate the deployment, scaling, and management of containerized applications1. Originally developed by Google, it’s now maintained by the Cloud Native Computing Foundation.
Some of the key features of Kubernetes include container orchestration, service discovery & load balancing, storage orchestration, automated rollouts and rollbacks, secrets and configuration management, self-healing, and horizontal scaling1.
what is OpenShift? It is Kubernetes, and More
OpenShift, developed by Red Hat, is essentially a distribution of Kubernetes enhanced with features aimed at enterprise users2. It incorporates developer-centric tools (like source code management, CI/CD pipelines), automated operations, and a more secure, integrated container runtime. OpenShift can be seen as Kubernetes plus an additional layer of software that makes it even easier to deploy and manage applications.
Advantages
Both Kubernetes and OpenShift offer scalability, high availability, speed, efficiency, and cost savings. They empower organizations to develop and deliver services more effectively, rapidly roll out new features or products, ensure optimal resource utilization, and maintain high availability12. Moreover, OpenShift brings an additional level of user-friendliness and security to the robust foundation provided by Kubernetes.
Use Cases
Industries like banking and telecommunications benefit significantly from Kubernetes and OpenShift. These technologies enable rapid, scalable, and reliable service delivery, which is crucial in these high-demand sectors3. They also foster more rapid innovation, allowing teams to work independently on different services, speeding up development time, and enabling quicker market testing of new ideas.
Security Concerns
While Kubernetes and OpenShift offer multiple benefits, they also come with certain security considerations. These include container vulnerabilities, API access control, network policies, secrets management, pod security, insecure default settings, logging and monitoring, upgrades and patch management, multi-tenancy concerns, and supply chain attacks4.
OpenShift, however, has an advantage over vanilla Kubernetes in this area. It comes with several built-in security features such as Security-Enhanced Linux (SELinux), a technology that limits the potential damage of container breakout2. Also, OpenShift’s default settings are more secure compared to Kubernetes, and it provides extensive security context constraints.
Conclusion
In a world where agility, efficiency, and security are of paramount importance, Kubernetes and OpenShift can play a significant role in propelling industries forward. Understanding their advantages, use cases, and security concerns allows us to make an informed decision about their implementation in line with our organizational needs and
However, despite their numerous advantages, the management of these systems, especially concerning security, can prove to be complex and challenging. This is where Seecra, a trusted partner in securing Kubernetes and OpenShift environments, comes into play1.
With Seecra, you can gain unparalleled visibility into your clusters, establish precise access policies, automate security configurations, rapidly detect and respond to security incidents, and effectively mitigate risks. Seecra ensures the integrity of your container images and streamlines your auditing and compliance processes. Choosing Seecra as your security partner guarantees robust solutions and peace of mind for your Kubernetes and OpenShift deployments.
Contact Us today to schedule a demo and discover how to navigate your Kubernetes and OpenShift security journey with confidence.
References:
Footnotes
- Kubernetes.io, What is Kubernetes?
- Red Hat, What is OpenShift?
- Capgemini, How Kubernetes is helping Banking and Finance industries to innovate
- StackRox, Top Kubernetes Security Best Practices