--- title: Cilium Reviews meta_title: 'Cilium Reviews 2026: Details, Pricing, & Features | G2' meta_description: Filter reviews by the users' company size, role or industry to find out how Cilium works for a business like yours. aggregate_rating: rating_value: 4.5 review_count: 4 scale: '5' date_modified: '2026-06-21' parent_category: name: Containerization url: https://www.g2.com/categories/containerization --- # Cilium Reviews **Vendor:** Cilium **Category:** [Container Networking Software](https://www.g2.com/categories/container-networking) **Average Rating:** 4.5/5.0 **Total Reviews:** 4 ## About Cilium Cilium is solving HTTP Aware Network Security and Networking for Containers with BPF and XDP . ## Cilium Reviews ### 1. Best network security tool **Rating:** 5.0/5.0 stars **Reviewed by:** Shubham S. | Project Manager, Computer Software, Mid-Market (51-1000 emp.) **Reviewed Date:** October 26, 2017 **What do you like best about Cilium?** This is one best network security tool and the best part is it is open source. It provides security to applications deployed on Docker and Kubernetes and these tools are used more now a days. It is very reliable software for big networks and pay nothing **What do you dislike about Cilium?** Not much a dislike but cilium some times crashes when load increases. They need to improve on gui more to make it easy to use. **Recommendations to others considering Cilium:** I would recommend cilium specially for those who uses docker as it is best for securing network **What problems is Cilium solving and how is that benefiting you?** I am using cilium for securing my network. It is trustworthy tool ### 2. Best Open Source Security For containers **Rating:** 4.5/5.0 stars **Reviewed by:** Malhar P. | Back End Developer, Computer Software, Small-Business (50 or fewer emp.) **Reviewed Date:** October 27, 2017 **What do you like best about Cilium?** First of all it is open source and is available on GitHub.Provides best security between network services deployed using docker..And it is very much easy to implement. **What do you dislike about Cilium?** Nothing much to dislike about this free open source network security library. **Recommendations to others considering Cilium:** Highly recommended for providing network security if you are deploying it using any linux based coantiner like docker. **What problems is Cilium solving and how is that benefiting you?** We use this to secure the webservices on network which are deployed through docker.Provides great satisfaction and is easy to implement. ### 3. Reliable Security Service **Rating:** 4.5/5.0 stars **Reviewed by:** dvip p. | Senior Software Engineer, Information Technology and Services, Small-Business (50 or fewer emp.) **Reviewed Date:** October 25, 2017 **What do you like best about Cilium?** It is open source. It is application which can be useful for securing network between other applications deployed on docker like platform. It is very reliable and best application. It really secures the network connectivity. I have been using this for my application deployed on docker. **What do you dislike about Cilium?** Some time network connectivity crashes so application stops working. It is not platform independent. **Recommendations to others considering Cilium:** Cilium is best network securing tool **What problems is Cilium solving and how is that benefiting you?** I use cilium for securing my network. ### 4. Cilium In action **Rating:** 4.0/5.0 stars **Reviewed by:** ANKIT A. | IT Analyst, Information Technology and Services, Enterprise (> 1000 emp.) **Reviewed Date:** December 12, 2017 **What do you like best about Cilium?** security visibility and control logic with linux and power to configure container without any change in application code. **What do you dislike about Cilium?** it is not that easy to use and if any issue occurs it is hard to debug the issue **What problems is Cilium solving and how is that benefiting you?** secured connectivity between micro services - [View Cilium pricing details and edition comparison](https://www.g2.com/products/cilium/reviews?section=pricing&secure%5Bexpires_at%5D=2026-06-30+12%3A41%3A13+-0500&secure%5Bsession_id%5D=5189f963-8f97-4812-bfa9-bdd1338194ad&secure%5Btoken%5D=2d350cd3483f00b5e02b40c68a2a3d11cc11a0d3a240b3979fb135db640934bb&format=llm_user) ## Top Cilium Alternatives - [HAProxy](https://www.g2.com/products/haproxy/reviews) - 4.7/5.0 (893 reviews) - [Google Kubernetes Engine (GKE)](https://www.g2.com/products/google-kubernetes-engine-gke/reviews) - 4.5/5.0 (216 reviews) - [F5 NGINX](https://www.g2.com/products/f5-nginx/reviews) - 4.6/5.0 (106 reviews)