Connect-DellApiConnection SSL/TLS Error

Hi,

i have the Problem that i'am not able to connect to the Storage Manager with Powershell. A few weeks ago it still worked. Any Idea?

$connection = Connect-DellApiConnection -HostName $dsm -User $dsm_user -Password $dsm_psw

Connect-DellApiConnection : HostNotAvailable - Exception Setting up Connection: The request was aborted: Could not create SSL/TLS secure channel.

At line:5 char:15

+ $connection = Connect-DellApiConnection -HostName $dsm -User $dsm_user -Password ...

+ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

+ CategoryInfo : SecurityError: (DellStorage.Api...ectionGetCmdlet:ApiConnectionGetCmdlet) [Connect-DellApiConnection], DellStorageApiMethodException

+ FullyQualifiedErrorId : ConnectionFailure,DellStorage.Api.CommandSet.Cmdlets.ApiConnectionGetCmdlet

Regards