Recent content by BlindTiger

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    API: POST instruction delivers an "invalid signature" message.

    Hi Background: I’ve written a small program in vba/excel/curl which runs a few API to the Valr server. Problem: The GET commands works great, but when I try to execute a POST command I receive an “invalid signature” message. I have run the test data through my signing function and that...
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    VALR API

    Hello Can you perhaps share with me the cause & solution to the invalid signature problem you had when attempting a POST transaction with the VALR API? I'm suffering the same problem, and would appreciate it if you could shed some light on it. It would really help me greatly. Kind regards
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    Valr API: “invalid signature” when POSTing

    Option Explicit Sub Test() 'run this to test md5, sha1, sha2/256, sha384, sha2/512 with salt, or sha2/512 'Check that Net Framework 3.5 (includes .Net 2 and .Net 3 is installed in windows 'and not just Net Advanced Services Dim sIn As String, sOut As String, b64 As Boolean...
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    Valr API: “invalid signature” when POSTing

    Hi Background: I’ve written a small program in vba/excel/curl which runs a few API to the Valr server. Problem: The GET commands works great, but when I try to execute a POST command I receive an “invalid signature” message. I have run the test data through my signing function and that...
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    VALR API

    Hi I’m also struggling to with “invalid signature” when executing a POST request using the VALR API. What was the solution? (The key-signature algorithm I’m using works great for GET request, and also checks out with the authentications examples provided.) Kind regards
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