Security watchOS 4.3 to 5.0 API Differences

SecBase.h

Removed #def SEC_OS_IPHONE_INCLUDES

SecCertificate.h

Added SecCertificateCopyKey()

Modified SecCertificateCopyPublicKey()

	Availability	Replacement
From	Available	none
To	Deprecated	SecCertificateCopyKey

SecItem.h

Removed kSecUseItemList

SecProtocolMetadata.h

Added OS_sec_protocol_metadata

Added sec_protocol_metadata_t

Added sec_protocol_metadata_get_negotiated_protocol()

Added sec_protocol_metadata_copy_peer_public_key()

Added sec_protocol_metadata_get_negotiated_protocol_version()

Added sec_protocol_metadata_get_negotiated_ciphersuite()

Added sec_protocol_metadata_get_early_data_accepted()

Added sec_protocol_metadata_access_peer_certificate_chain()

Added sec_protocol_metadata_access_ocsp_response()

Added sec_protocol_metadata_access_supported_signature_algorithms()

Added sec_protocol_metadata_access_distinguished_names()

Added sec_protocol_metadata_peers_are_equal()

Added sec_protocol_metadata_challenge_parameters_are_equal()

Added sec_protocol_metadata_create_secret()

Added sec_protocol_metadata_create_secret_with_context()

SecProtocolObject.h

Added #def SEC_OBJECT_DECL

Added #def SEC_ASSUME_NONNULL_BEGIN

Added #def SEC_ASSUME_NONNULL_END

Added #def SEC_RETURNS_RETAINED

Added sec_retain()

Added sec_release()

Added OS_sec_object

Added sec_object_t

SecProtocolOptions.h

Added OS_sec_protocol_options

Added sec_protocol_options_t

Added sec_protocol_options_set_local_identity()

Added sec_protocol_options_add_tls_ciphersuite()

Added sec_protocol_options_add_tls_ciphersuite_group()

Added sec_protocol_options_set_tls_min_version()

Added sec_protocol_options_set_tls_max_version()

Added sec_protocol_options_add_tls_application_protocol()

Added sec_protocol_options_set_tls_server_name()

Added sec_protocol_options_set_tls_diffie_hellman_parameters()

Added sec_protocol_options_add_pre_shared_key()

Added sec_protocol_options_set_tls_tickets_enabled()

Added sec_protocol_options_set_tls_is_fallback_attempt()

Added sec_protocol_options_set_tls_resumption_enabled()

Added sec_protocol_options_set_tls_false_start_enabled()

Added sec_protocol_options_set_tls_ocsp_enabled()

Added sec_protocol_options_set_tls_sct_enabled()

Added sec_protocol_options_set_tls_renegotiation_enabled()

Added sec_protocol_options_set_peer_authentication_required()

Added sec_protocol_key_update_complete_t

Added sec_protocol_key_update_t

Added sec_protocol_challenge_complete_t

Added sec_protocol_challenge_t

Added sec_protocol_verify_complete_t

Added sec_protocol_verify_t

Added sec_protocol_options_set_key_update_block()

Added sec_protocol_options_set_challenge_block()

Added sec_protocol_options_set_verify_block()

SecProtocolTypes.h

Added OS_sec_trust

Added sec_trust_t

Added OS_sec_identity

Added sec_identity_t

Added OS_sec_certificate

Added sec_certificate_t

Added sec_trust_create()

Added sec_trust_copy_ref()

Added sec_identity_create()

Added sec_identity_create_with_certificates()

Added sec_identity_copy_ref()

Added sec_identity_copy_certificates_ref()

Added sec_certificate_create()

Added sec_certificate_copy_ref()

SecTrust.h

Added SecTrustEvaluateWithError()

Modified SecTrustEvaluate()

	Declaration
From	OSStatus SecTrustEvaluate(SecTrustRef _Nonnull trust, SecTrustResultType * _Nullable result)
To	OSStatus SecTrustEvaluate(SecTrustRef _Nonnull trust, SecTrustResultType * _Nonnull result)

SecureTransport.h

Added SSLCiphersuiteGroup

Added kSSLCiphersuiteGroupDefault

Added kSSLCiphersuiteGroupCompatibility

Added kSSLCiphersuiteGroupLegacy

Added kSSLCiphersuiteGroupATS

Added kSSLCiphersuiteGroupATSCompatibility