---
url: /en/workspaces/fingerprint.md
description: >-
  Explains how to verify the SSH key fingerprint for CNB Workspaces remote
  connections, including how to check and update the `.ssh/known_hosts` file to
  ensure connection security.
---
Workspaces supports remote connection via Remote-SSH. To ensure connection security,
you can verify whether the SSH key fingerprint is correct.

## SSH Key Fingerprint

Below is the SSH key fingerprint for CNB Workspaces:

```shell
SHA256:fnWZvpqd+VAIRJxaZdV1KVMFfDgcCjYrP2VSWQ68T/E
```

## How to Verify SSH Key Fingerprint

Check the local `.ssh/known_hosts` file to verify the SSH key fingerprint of a trusted
remote host. If the fingerprint is incorrect, delete the corresponding line and reconnect.

```bash
# View the key fingerprint in terminal
ssh-keygen -lf .ssh/known_hosts
```