---
title: NEVPNIKEAuthenticationMethod.none
framework: networkextension
role: symbol
role_heading: Case
path: networkextension/nevpnikeauthenticationmethod/none
---

# NEVPNIKEAuthenticationMethod.none

Do not authenticate with the IPSec server. Note that extended authentication may still be performed if the useExtendedAuthentication property is set. This value is only valid for IKE version 2 (IKEv2)

## Declaration

```swift
case none
```

## See Also

### Authentication methods

- [NEVPNIKEAuthenticationMethod.certificate](networkextension/nevpnikeauthenticationmethod/certificate.md)
- [NEVPNIKEAuthenticationMethod.sharedSecret](networkextension/nevpnikeauthenticationmethod/sharedsecret.md)