Available in LEADTOOLS Medical Imaging toolkits.
DICOM Net: TLS Protocol
L_DicomCreateNetExt
L_DicomGetKeyExchangeAlgorithmTLS
L_DicomGetCipherFromIndexTLS
L_DicomSetCipherToIndexTLS
L_DicomGetCiphersuiteTLS
L_DicomGetEncryptionAlgorithmTLS
L_DicomGetAuthenticationAlgorithmTLS
L_DicomGetIntegrityAlgorithmTLS
L_DicomGetEncryptKeyLengthTLS
L_DicomSetCallBackExt
L_DicomSetClientCertificateTLS
L_DicomSetServerCertificateTLS
PRIVATEKEYPASSWORD