> For the complete documentation index, see [llms.txt](https://www.netexec.wiki/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://www.netexec.wiki/getting-started/using-certificates.md).

# Using Certificates

```bash
nxc smb 192.168.0.1 --pfx-cert user.pfx -u user 
```

```bash
nxc smb 192.168.0.1 --pfx-cert user.pfx --pfx-pass password -u user 
```

```bash
nxc smb 192.168.0.1 --pfx-base64 user.pfx -u user 
```

```bash
nxc smb 192.168.0.1 --pem-cert user.pem --pem-key key.pem -u user 
```

{% hint style="info" %}
When authenticate with a certificate, nxc will generate a ccache file inside nxc home directory, you can also use this ccache to authenticate with kerberos for other tools
{% endhint %}