SecCertificateCopyData(_:)

Returns a DER representation of a certificate given a certificate object.

Declaration

func SecCertificateCopyData(_ certificate: SecCertificate) -> CFData

Parameters

certificate:
The certificate object for which you wish to return the DER (Distinguished Encoding Rules) representation of the X.509 certificate.

Mentioned in

Storing a DER-Encoded X.509 Certificate

Return Value

The DER representation of the certificate. In Objective-C, call the CFRelease function to release this object when you are finished with it. Returns nil if the data passed in the certificate parameter is not a valid certificate object.