<!--
{
  "availability" : [
    "macCatalyst: -",
    "macOS: 10.0.0 - 10.7.0"
  ],
  "documentType" : "symbol",
  "framework" : "Security",
  "identifier" : "/documentation/Security/cssm_certgroup-c.struct/CertEncoding",
  "metadataVersion" : "0.1.0",
  "role" : "Instance Property",
  "symbol" : {
    "kind" : "Instance Property",
    "modules" : [
      "Security"
    ],
    "preciseIdentifier" : "c:@S@cssm_certgroup@FI@CertEncoding"
  },
  "title" : "CertEncoding"
}
-->

# CertEncoding

```
CSSM_CERT_ENCODING CertEncoding;
```

---

Copyright &copy; 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)