René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Get-AuthenticodeSignature Displaying Inconsistent Behavior Between -FilePath and -Content","articleBody":"### Prerequisites\n\n- [X] Write a descriptive title.\n- [X] Make sure you are able to repro it on the [latest released version](https://github.com/PowerShell/PowerShell/releases)\n- [X] Search the existing issues.\n- [X] Refer to the [FAQ](https://github.com/PowerShell/PowerShell/blob/master/docs/FAQ.md).\n- [X] Refer to [Differences between Windows PowerShell 5.1 and PowerShell](https://docs.microsoft.com/powershell/scripting/whats-new/differences-from-windows-powershell).\n\n### Steps to reproduce\n\nI am currently experiencing an issue with `Get-AuthenticodeSignature` where when checking the signature with a direct file path the signature is valid, however when converting the same file into a byte array and attempting to run `Get-AuthenticodeSignature` against it, it reports no valid signature.\r\n\r\n```powershell\r\nGet-AuthenticodeSignature -FilePath \"~\\Repos\\Strapper\\Strapper\\Strapper.psm1\"\r\n\u003c#\r\nSignerCertificate                         Status               StatusMessage        Path\r\n-----------------                         ------               -------------        ----\r\nFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF  Valid                Signature verified.  Strapper.psm1\r\n#\u003e\r\n\r\n\r\nGet-AuthenticodeSignature -Content (Get-Content -Path \"~\\Repos\\Strapper\\Strapper\\Strapper.psm1\" -AsByteStream) -SourcePathOrExtension psm1\r\n\u003c#\r\nSignerCertificate                         Status               StatusMessage        Path\r\n-----------------                         ------               -------------        ----\r\n                                          NotSigned            The file psm1 is no… psm1\r\n#\u003e\r\n```\r\nI assumed that this could have been a file extension issue, and it does appear to be replicated with even simple files, but changing the extension doesn't appear to fix the issue:\r\n\r\n```powershell\r\nGet-AuthenticodeSignature -FilePath \"~\\Downloads\\Get-Host.psm1\"\r\n\u003c#\r\nSignerCertificate                         Status               StatusMessage        Path\r\n-----------------                         ------               -------------        ----\r\nFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF  Valid                Signature verified.  Get-Host.psm1\r\n#\u003e\r\n\r\nGet-AuthenticodeSignature -Content (Get-Content \"~\\Downloads\\Get-Host.psm1\" -AsByteStream) -SourcePathOrExtension psm1\r\n\u003c#\r\nSignerCertificate                         Status               StatusMessage        Path\r\n-----------------                         ------               -------------        ----\r\n                                          NotSigned            The file psm1 is no… psm1\r\n#\u003e\r\n\r\nGet-AuthenticodeSignature -FilePath \"~\\Downloads\\Get-Host.ps1\"\r\n\u003c#\r\nSignerCertificate                         Status               StatusMessage        Path\r\n-----------------                         ------               -------------        ----\r\nFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF  Valid                Signature verified.  Get-Host.ps1\r\n#\u003e\r\n\r\nGet-AuthenticodeSignature -Content (Get-Content \"~\\Downloads\\Get-Host.ps1\" -AsByteStream) -SourcePathOrExtension ps1\r\n\u003c#\r\nSignerCertificate                         Status               StatusMessage        Path\r\n-----------------                         ------               -------------        ----\r\n                                          NotSigned            The file ps1 is not… ps1\r\n#\u003e\r\n```\r\n## `Get-Host.psm1`\r\n```powershell\r\nGet-Host\r\n# SIG # Begin signature block\r\n# MIInbwYJKoZIhvcN...\r\n# SIG # End signature block\r\n```\n\n### Expected behavior\n\n```console\nPS\u003e Get-AuthenticodeSignature -Content (Get-Content -Path \"~\\Repos\\Strapper\\Strapper\\Strapper.psm1\" -AsByteStream) -SourcePathOrExtension psm1\r\nSignerCertificate                         Status               StatusMessage        Path\r\n-----------------                         ------               -------------        ----\r\nFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF  Valid                Signature verified.  Strapper.psm1\n```\n\n\n### Actual behavior\n\n```console\nPS\u003e Get-AuthenticodeSignature -Content (Get-Content -Path \"~\\Repos\\Strapper\\Strapper\\Strapper.psm1\" -AsByteStream) -SourcePathOrExtension psm1\r\nSignerCertificate                         Status               StatusMessage        Path\r\n-----------------                         ------               -------------        ----\r\n                                          NotSigned            The file psm1 is no… psm1\n```\n\n\n### Error details\n\n_No response_\n\n### Environment data\n\n```powershell\nPS\u003e $PSVersionTable\r\nName                           Value\r\n----                           -----\r\nPSVersion                      7.3.0\r\nPSEdition                      Core\r\nGitCommitId                    7.3.0\r\nOS                             Microsoft Windows 10.0.22621\r\nPlatform                       Win32NT\r\nPSCompatibleVersions           {1.0, 2.0, 3.0, 4.0…}\r\nPSRemotingProtocolVersion      2.3\r\nSerializationVersion           1.1.0.1\r\nWSManStackVersion              3.0\n```\n\n\n### Visuals\n\n![image](https://user-images.githubusercontent.com/11358399/207167740-208292d5-f4ca-4e2c-8b74-86bd82d702ff.png)\r\n","author":{"url":"https://github.com/s-nix","@type":"Person","name":"s-nix"},"datePublished":"2022-12-12T22:22:02.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":4},"url":"https://github.com/18773/PowerShell/issues/18773"}