---
title: Rancher v2.3.x
---

The relevant Hardening Guide and Self Assessment guide depends on your Rancher version:

- [Rancher v2.3.5 Hardening Guide](rancher-v2.3.5-hardening-guide-with-cis-v1.5-benchmark.md)
- [Rancher v2.3.5 Self Assessment Guide](rancher-v2.3.5-self-assessment-guide-with-cis-v1.5-benchmark.md)
- [Rancher v2.3.3 Hardening Guide](rancher-v2.3.3-hardening-guide-with-cis-v1.4.1-benchmark.md)
- [Rancher v2.3.3 Self Assessment Guide](rancher-v2.3.3-self-assessment-guide-with-cis-v1.4.1-benchmark.md)
- [Rancher v2.3.0 Hardening Guide](rancher-v2.3.0-hardening-guide-with-cis-v1.4.1-benchmark.md)
- [Rancher v2.3.0 Self Assessment Guide](rancher-v2.3.0-self-assessment-guide-with-cis-v1.4.1-benchmark.md)