Category Archives: Powershell

Windows: Invoke-RestMethod =>The underlying connection was closed: An unexpected error occurred on a receive.

Hi,

Invoke-RestMethod or Invoke-WebRequest uses by default TLS 1.0. This protocal is outdated and would be not accepted by the most Webservers anymore.

Usually this results in the following error message:
The underlying connection was closed: An unexpected error occurred on a receive.

Continue reading Windows: Invoke-RestMethod =>The underlying connection was closed: An unexpected error occurred on a receive.

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Powershell: Some basics accessing the BCDstore by WIM

Hi,

here are some starters for accessing the bcd store from powershell by using WMI.

Continue reading Powershell: Some basics accessing the BCDstore by WIM

Windows: Using Windows text to speech feature with powershell

Hi,

Windows has a builtin feature to convert text to speech and play it over the speakers. This can be used in powershell by using the System.Speech namespace.
Continue reading Windows: Using Windows text to speech feature with powershell

XML: Selectnode XPath query independend from namespace

Hi,

i got the following xml structure and want to select just the the “Data” node with the attribute “CommandLine” without defining a namespace object first.
Continue reading XML: Selectnode XPath query independend from namespace

Powershell: Encrypt and decrypt strings with the host key

Hi,

each Windows machine has it’s own host key. This can be used to encrypt data which are only decrypted by this computer.

Continue reading Powershell: Encrypt and decrypt strings with the host key