Load Private Key Only By Company Signed Application











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For my applications, I have a private key stored using the Windows CNG functions, but I don't have a way to ensure when the applications communicate that the messages are from my applications. I need is a way for me to only allow the private key stored in the CNG to be loaded when the applications are signed by me. What are the CNG functions to use for that behaviour?










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    For my applications, I have a private key stored using the Windows CNG functions, but I don't have a way to ensure when the applications communicate that the messages are from my applications. I need is a way for me to only allow the private key stored in the CNG to be loaded when the applications are signed by me. What are the CNG functions to use for that behaviour?










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      up vote
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      favorite









      up vote
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      down vote

      favorite











      For my applications, I have a private key stored using the Windows CNG functions, but I don't have a way to ensure when the applications communicate that the messages are from my applications. I need is a way for me to only allow the private key stored in the CNG to be loaded when the applications are signed by me. What are the CNG functions to use for that behaviour?










      share|improve this question













      For my applications, I have a private key stored using the Windows CNG functions, but I don't have a way to ensure when the applications communicate that the messages are from my applications. I need is a way for me to only allow the private key stored in the CNG to be loaded when the applications are signed by me. What are the CNG functions to use for that behaviour?







      c++ security winapi cng






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      asked Nov 19 at 14:20









      JadziaMD

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      1,12022139
























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          There isn't. Windows' security model is based around users and groups being given permission to do things and access to resources, individual applications/processes do not generate security tokens (where identifying information is stored) of their own, they inherit an existing token.






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          • That is not what I'm asking about. I'm asking about loading/opening a private key, not about opening it in something like notepad. Windows will not show the actual private key in a text editor, the only way to get the private key is to load it. From looking at the CNG API it appears that anyone who knows the name of the private key can open it. This is what I'm wanting to prevent.
            – JadziaMD
            Nov 20 at 7:58













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          1 Answer
          1






          active

          oldest

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          1 Answer
          1






          active

          oldest

          votes









          active

          oldest

          votes






          active

          oldest

          votes








          up vote
          0
          down vote













          There isn't. Windows' security model is based around users and groups being given permission to do things and access to resources, individual applications/processes do not generate security tokens (where identifying information is stored) of their own, they inherit an existing token.






          share|improve this answer





















          • That is not what I'm asking about. I'm asking about loading/opening a private key, not about opening it in something like notepad. Windows will not show the actual private key in a text editor, the only way to get the private key is to load it. From looking at the CNG API it appears that anyone who knows the name of the private key can open it. This is what I'm wanting to prevent.
            – JadziaMD
            Nov 20 at 7:58

















          up vote
          0
          down vote













          There isn't. Windows' security model is based around users and groups being given permission to do things and access to resources, individual applications/processes do not generate security tokens (where identifying information is stored) of their own, they inherit an existing token.






          share|improve this answer





















          • That is not what I'm asking about. I'm asking about loading/opening a private key, not about opening it in something like notepad. Windows will not show the actual private key in a text editor, the only way to get the private key is to load it. From looking at the CNG API it appears that anyone who knows the name of the private key can open it. This is what I'm wanting to prevent.
            – JadziaMD
            Nov 20 at 7:58















          up vote
          0
          down vote










          up vote
          0
          down vote









          There isn't. Windows' security model is based around users and groups being given permission to do things and access to resources, individual applications/processes do not generate security tokens (where identifying information is stored) of their own, they inherit an existing token.






          share|improve this answer












          There isn't. Windows' security model is based around users and groups being given permission to do things and access to resources, individual applications/processes do not generate security tokens (where identifying information is stored) of their own, they inherit an existing token.







          share|improve this answer












          share|improve this answer



          share|improve this answer










          answered Nov 19 at 16:39









          SoronelHaetir

          6,8201414




          6,8201414












          • That is not what I'm asking about. I'm asking about loading/opening a private key, not about opening it in something like notepad. Windows will not show the actual private key in a text editor, the only way to get the private key is to load it. From looking at the CNG API it appears that anyone who knows the name of the private key can open it. This is what I'm wanting to prevent.
            – JadziaMD
            Nov 20 at 7:58




















          • That is not what I'm asking about. I'm asking about loading/opening a private key, not about opening it in something like notepad. Windows will not show the actual private key in a text editor, the only way to get the private key is to load it. From looking at the CNG API it appears that anyone who knows the name of the private key can open it. This is what I'm wanting to prevent.
            – JadziaMD
            Nov 20 at 7:58


















          That is not what I'm asking about. I'm asking about loading/opening a private key, not about opening it in something like notepad. Windows will not show the actual private key in a text editor, the only way to get the private key is to load it. From looking at the CNG API it appears that anyone who knows the name of the private key can open it. This is what I'm wanting to prevent.
          – JadziaMD
          Nov 20 at 7:58






          That is not what I'm asking about. I'm asking about loading/opening a private key, not about opening it in something like notepad. Windows will not show the actual private key in a text editor, the only way to get the private key is to load it. From looking at the CNG API it appears that anyone who knows the name of the private key can open it. This is what I'm wanting to prevent.
          – JadziaMD
          Nov 20 at 7:58




















           

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