---
title: errSecCSSignatureNotVerifiable
framework: security
role: symbol
role_heading: Global Variable
path: security/errseccssignaturenotverifiable
---

# errSecCSSignatureNotVerifiable

Signature cannot be read.

## Declaration

```swift
var errSecCSSignatureNotVerifiable: OSStatus { get }
```

## Discussion

Discussion This error might be due to a filesystem that maps root to an unprivileged user, for example.