---
title: alg
framework: retentionmessaging
role: symbol
role_heading: Type
path: retentionmessaging/alg
---

# alg

An algorithm you use to sign a JSON Web Signature (JWS).

## Declaration

```data
string alg
```

## See Also

### Real-time request header

- [JWSDecodedHeader](retentionmessaging/jwsdecodedheader.md)
- [x5c](retentionmessaging/x5c.md)