---
title: "init(combined:)"
framework: cryptokit
role: symbol
role_heading: Initializer
path: "cryptokit/aes/gcm/sealedbox/init(combined:)"
---

# init(combined:)

Creates a sealed box from the combined bytes of an authentication tag, nonce, and encrypted data.

## Declaration

```swift
init<D>(combined: D) throws where D : DataProtocol
```

## Parameters

- `combined`: The combined bytes of the nonce, encrypted data, and authentication tag.

## See Also

### Creating the sealed box

- [init(nonce:ciphertext:tag:)](cryptokit/aes/gcm/sealedbox/init(nonce:ciphertext:tag:).md)