---
title: TLSVersion
url: https://www.fastly.com/documentation/reference/compute/sdks/go/compute-sdk-go/fsthttp/enum.TLSVersion/
---

**Kind:** Enum  
**Module:** [fsthttp](https://www.fastly.com/documentation/reference/compute/sdks/go/compute-sdk-go/fsthttp/)  
**Package:** compute-sdk-go v1.11.0  
**Source:** https://github.com/fastly/compute-sdk-go/blob/d6bf71b04516ed72d6018cab6fff701a865f86e5/fsthttp/backend.go#L51

```go
type TLSVersion uint32
```

Alias for `uint32`.