---
title: SecExternalFormat.formatBSAFE
framework: security
role: symbol
role_heading: Case
path: security/secexternalformat/formatbsafe
---

# SecExternalFormat.formatBSAFE

Format for asymmetric keys. BSAFE is a standard from RSA Security for encryption, digital signatures, and privacy.

## Declaration

```swift
case formatBSAFE
```