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# ASAuthorizationPublicKeyCredentialLargeBlobAssertionOperation

A type that represents the operation of the large blob assertion.

```
enum ASAuthorizationPublicKeyCredentialLargeBlobAssertionOperation : NSInteger;
```

## Topics

### Operations

[`ASAuthorizationPublicKeyCredentialLargeBlobAssertionOperationRead`](/documentation/AuthenticationServices/ASAuthorizationPublicKeyCredentialLargeBlobAssertionOperation/ASAuthorizationPublicKeyCredentialLargeBlobAssertionOperationRead)

An operation to read data from the blob.

[`ASAuthorizationPublicKeyCredentialLargeBlobAssertionOperationWrite`](/documentation/AuthenticationServices/ASAuthorizationPublicKeyCredentialLargeBlobAssertionOperation/ASAuthorizationPublicKeyCredentialLargeBlobAssertionOperationWrite)

An operation to write data to the blob.


---

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