Syntax New-SelfSignedCertificate [-SecurityDescriptor <FileSecurity>] [-TextExtension <String[]>] [-Extension <X509Extension[]>] [-HardwareKeyUsage <HardwareKeyUsage[]>] [-KeyUsageProperty <KeyUsageProperty[]>] [-KeyUsage <KeyUsage[]>] [-KeyProtection <KeyProtection[]>] [-KeyExportPolicy <KeyExportPolicy[]>] [-KeyLength <Int32>] [-KeyAlgorithm <String>] [-SmimeCapabilities] [-ExistingKey] [-KeyLoc
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