Rebex.Net.TlsException: SSL 3.0 has been deprecated by RFC 7568 and is prohibited by default. Use SslAllowDeprecatedVersions setting to override this.
 ---> Rebex.Net.TlsException: SSL 3.0 has been deprecated by RFC 7568 and is prohibited by default. Use SslAllowDeprecatedVersions setting to override this.
   at Rebex.Net.TlsSocket.ddxvp(Boolean p0)
   at Rebex.Net.TlsSocket.Negotiate()
   at zmlsg.flllu.tfrza(TlsParameters p0)
   at Rebex.Net.Ftp.zyssh(TlsParameters p0, FtpSecureUpgradeType p1)
   at Rebex.Net.Ftp.nxkmp(String p0, Int32 p1, TlsParameters p2, SslMode p3, FtpSecureUpgradeType p4)
   --- End of inner exception stack trace ---
   at Rebex.Net.Ftp.nxkmp(String p0, Int32 p1, TlsParameters p2, SslMode p3, FtpSecureUpgradeType p4)
   at Rebex.Net.Ftp.ahtqh(Object p0, Enum p1, Object[] p2)
   at zmlsg.vtipj.bgjzc(Object p0)
--- End of stack trace from previous location ---
   at ZetaProducerPublishing.Runtime.Protocols.FtpProtocol.FtpEngine.<>c__DisplayClass33_0.<<DoOpenAsync>b__0>d.MoveNext() in c:\P\ukeim\zp-17.2\ZetaProducerPublishing\Source\Runtime\Protocols\FtpProtocol\FtpEngine.cs:line 383
--- End of stack trace from previous location ---
   at ZetaProducerPublishing.Runtime.Protocols.FtpProtocol.ActivePassiveDetectorGuard.doGuardAsync(IActivePassiveDetectorHolder holder, Func`1 guardDelegate, CancellationToken cancellationToken) in c:\P\ukeim\zp-17.2\ZetaProducerPublishing\Source\Runtime\Protocols\FtpProtocol\ActivePassiveDetectorGuard.cs:line 151
   at ZetaProducerPublishing.Runtime.Protocols.FtpProtocol.ActivePassiveDetectorGuard.GuardAsync(IActivePassiveDetectorHolder holder, Func`1 guardDelegate, CancellationToken cancellationToken) in c:\P\ukeim\zp-17.2\ZetaProducerPublishing\Source\Runtime\Protocols\FtpProtocol\ActivePassiveDetectorGuard.cs:line 50
   at ZetaProducerPublishing.Runtime.Protocols.FtpProtocol.FtpEngine.DoOpenAsync(OpenInformation information, CancellationToken cancellationToken) in c:\P\ukeim\zp-17.2\ZetaProducerPublishing\Source\Runtime\Protocols\FtpProtocol\FtpEngine.cs:line 363
   at ZetaProducerPublishing.Runtime.Protocols.Base.BasePublishingEngine.Open(OpenInformation information) in c:\P\ukeim\zp-17.2\ZetaProducerPublishing\Source\Runtime\Protocols\Base\BasePublishingEngine.cs:line 58
   at ZetaProducer.RuntimeBusinessLogic.Publishing.Testing.ConnectionTestController.doTestRunNormal(Cancelable cancelable, Boolean quickTestOnly) in c:\P\ukeim\zp-17.2\ZetaProducerMain\Source\Core\RuntimeBusinessLogic\Publishing\Testing\ConnectionTestController.cs:line 72
   at ZetaProducer.RuntimeBusinessLogic.Publishing.Testing.ConnectionTestController.Test(Cancelable cancelable, Boolean quickTestOnly, Boolean allowThrow) in c:\P\ukeim\zp-17.2\ZetaProducerMain\Source\Core\RuntimeBusinessLogic\Publishing\Testing\ConnectionTestController.cs:line 30