---
title: "generateOperationalCertificate(_:signingCertificate:operationalPublicKey:fabricId:nodeId:caseAuthenticatedTags:)"
framework: matter
role: symbol
role_heading: Type Method
path: "matter/mtrcertificates/generateoperationalcertificate(_:signingcertificate:operationalpublickey:fabricid:nodeid:caseauthenticatedtags:)"
---

# generateOperationalCertificate(_:signingCertificate:operationalPublicKey:fabricId:nodeId:caseAuthenticatedTags:)

## Declaration

```swift
class func generateOperationalCertificate(_ signingKeypair: any MTRKeypair, signingCertificate: Data, operationalPublicKey: SecKey, fabricId: NSNumber, nodeId: NSNumber, caseAuthenticatedTags: [NSNumber]?) throws -> Data
```