Large blob support

.gitignore

@@ -365,3 +365,4 @@ FodyWeavers.xsd
 /powershellYK.psd1
 /.cursorrules
 /Docs/Cookbook/Set-BIO-random-PIN.ps1
+/Docs/Cookbook/Enroll-FIDO2-On-Behalf-Of-Mock-IdP.ps1

Docs/Commands/Export-YubiKeyFIDO2Blob.md

@@ -0,0 +1,144 @@
+---
+document type: cmdlet
+external help file: powershellYK.dll-Help.xml
+HelpUri: ''
+Locale: en-SE
+Module Name: powershellYK
+ms.date: 03-20-2026
+PlatyPS schema version: 2024-05-01
+title: Export-YubiKeyFIDO2Blob
+---
+
+# Export-YubiKeyFIDO2Blob
+
+## SYNOPSIS
+
+Exports large blob from YubiKey FIDO2 by Credential ID or Relying Party ID (Origin).
+
+## SYNTAX
+
+### Export LargeBlob
+
+```
+Export-YubiKeyFIDO2Blob -CredentialId <CredentialID> -OutFile <FileInfo> [<CommonParameters>]
+```
+
+### Export LargeBlob by RelyingPartyID
+
+```
+Export-YubiKeyFIDO2Blob -RelyingPartyID <string> -OutFile <FileInfo> [<CommonParameters>]
+```
+
+## ALIASES
+
+## DESCRIPTION
+
+Requires YubiKey firmware version 5.7.4 or later.
+
+## EXAMPLES
+
+### Example 1
+
+```powershell
+PS C:\> Export-YubiKeyFIDO2Blob -RelyingPartyID  "powershellYK" -OutFile storedfile.txt
+Touch the YubiKey...
+```
+
+Exports the large blob for the credential with the specified Credential ID to the specified output file.
+
+## PARAMETERS
+
+### -CredentialId
+
+Credential ID (hex or base64url string) to export large blob for.
+
+```yaml
+Type: System.Nullable`1[powershellYK.FIDO2.CredentialID]
+DefaultValue: ''
+SupportsWildcards: false
+Aliases: []
+ParameterSets:
+- Name: Export LargeBlob
+  Position: Named
+  IsRequired: true
+  ValueFromPipeline: false
+  ValueFromPipelineByPropertyName: false
+  ValueFromRemainingArguments: false
+DontShow: false
+AcceptedValues: []
+HelpMessage: ''
+```
+
+### -OutFile
+
+Output file path for the exported large blob
+
+```yaml
+Type: System.IO.FileInfo
+DefaultValue: ''
+SupportsWildcards: false
+Aliases: []
+ParameterSets:
+- Name: Export LargeBlob
+  Position: Named
+  IsRequired: true
+  ValueFromPipeline: false
+  ValueFromPipelineByPropertyName: false
+  ValueFromRemainingArguments: false
+- Name: Export LargeBlob by RelyingPartyID
+  Position: Named
+  IsRequired: true
+  ValueFromPipeline: false
+  ValueFromPipelineByPropertyName: false
+  ValueFromRemainingArguments: false
+DontShow: false
+AcceptedValues: []
+HelpMessage: ''
+```
+
+### -RelyingPartyID
+
+Relying Party ID (Origin), or relying party display name if unique, to export large blob for.
+
+```yaml
+Type: System.String
+DefaultValue: ''
+SupportsWildcards: false
+Aliases:
+- RP
+- Origin
+ParameterSets:
+- Name: Export LargeBlob by RelyingPartyID
+  Position: Named
+  IsRequired: true
+  ValueFromPipeline: false
+  ValueFromPipelineByPropertyName: false
+  ValueFromRemainingArguments: false
+DontShow: false
+AcceptedValues: []
+HelpMessage: ''
+```
+
+### CommonParameters
+
+This cmdlet supports the common parameters: -Debug, -ErrorAction, -ErrorVariable,
+-InformationAction, -InformationVariable, -OutBuffer, -OutVariable, -PipelineVariable,
+-ProgressAction, -Verbose, -WarningAction, and -WarningVariable. For more information, see
+[about_CommonParameters](https://go.microsoft.com/fwlink/?LinkID=113216).
+
+## INPUTS
+
+## OUTPUTS
+
+### System.Object
+
+{{ Fill in the Description }}
+
+## NOTES
+
+{{ Fill in the Notes }}
+
+## RELATED LINKS
+
+[FIDO2 large blobs ("largeBlobs" option)](https://docs.yubico.com/yesdk/users-manual/application-fido2/large-blobs.html)
+

Docs/Commands/Import-YubiKeyFIDO2Blob.md

@@ -0,0 +1,174 @@
+---
+document type: cmdlet
+external help file: powershellYK.dll-Help.xml
+HelpUri: ''
+Locale: en-SE
+Module Name: powershellYK
+ms.date: 03-20-2026
+PlatyPS schema version: 2024-05-01
+title: Import-YubiKeyFIDO2Blob
+---
+
+# Import-YubiKeyFIDO2Blob
+
+## SYNOPSIS
+
+Imports large blob to YubiKey FIDO2 by Credential ID or Relying Party ID (Origin).
+
+## SYNTAX
+
+### Set LargeBlob
+
+```
+Import-YubiKeyFIDO2Blob -LargeBlob <FileInfo> -CredentialId <CredentialID> [-Force]
+ [<CommonParameters>]
+```
+
+### Set LargeBlob by RelyingPartyID
+
+```
+Import-YubiKeyFIDO2Blob -LargeBlob <FileInfo> -RelyingPartyID <string> [-Force] [<CommonParameters>]
+```
+
+## ALIASES
+
+This cmdlet has the following aliases,
+  {{Insert list of aliases}}
+
+## DESCRIPTION
+
+Requires YubiKey firmware version 5.7 or later.
+
+## EXAMPLES
+
+### Example 1
+
+```powershell
+PS C:\> Import-YubiKeyFIDO2Blob -RelyingPartyID "powershellYK" -LargeBlob FileToImport.txt
+Touch the YubiKey...
+```
+
+Imports the large blob from the specified file for the credential with the specified Relying Party ID (or display name, if unique) to the YubiKey.
+
+## PARAMETERS
+
+### -CredentialId
+
+Credential ID (hex or base64url string) to associate with the large blob array.
+
+```yaml
+Type: System.Nullable`1[powershellYK.FIDO2.CredentialID]
+DefaultValue: ''
+SupportsWildcards: false
+Aliases: []
+ParameterSets:
+- Name: Set LargeBlob
+  Position: Named
+  IsRequired: true
+  ValueFromPipeline: false
+  ValueFromPipelineByPropertyName: false
+  ValueFromRemainingArguments: false
+DontShow: false
+AcceptedValues: []
+HelpMessage: ''
+```
+
+### -Force
+
+Overwrite existing large blob entry for this credential without prompting.
+
+```yaml
+Type: System.Management.Automation.SwitchParameter
+DefaultValue: ''
+SupportsWildcards: false
+Aliases: []
+ParameterSets:
+- Name: Set LargeBlob
+  Position: Named
+  IsRequired: false
+  ValueFromPipeline: false
+  ValueFromPipelineByPropertyName: false
+  ValueFromRemainingArguments: false
+- Name: Set LargeBlob by RelyingPartyID
+  Position: Named
+  IsRequired: false
+  ValueFromPipeline: false
+  ValueFromPipelineByPropertyName: false
+  ValueFromRemainingArguments: false
+DontShow: false
+AcceptedValues: []
+HelpMessage: ''
+```
+
+### -LargeBlob
+
+File to import as large blob
+
+```yaml
+Type: System.IO.FileInfo
+DefaultValue: ''
+SupportsWildcards: false
+Aliases: []
+ParameterSets:
+- Name: Set LargeBlob
+  Position: Named
+  IsRequired: true
+  ValueFromPipeline: false
+  ValueFromPipelineByPropertyName: false
+  ValueFromRemainingArguments: false
+- Name: Set LargeBlob by RelyingPartyID
+  Position: Named
+  IsRequired: true
+  ValueFromPipeline: false
+  ValueFromPipelineByPropertyName: false
+  ValueFromRemainingArguments: false
+DontShow: false
+AcceptedValues: []
+HelpMessage: ''
+```
+
+### -RelyingPartyID
+
+Relying party ID, or relying party display name if unique, to associate with the large blob.
+
+```yaml
+Type: System.String
+DefaultValue: ''
+SupportsWildcards: false
+Aliases:
+- RP
+- Origin
+ParameterSets:
+- Name: Set LargeBlob by RelyingPartyID
+  Position: Named
+  IsRequired: true
+  ValueFromPipeline: false
+  ValueFromPipelineByPropertyName: false
+  ValueFromRemainingArguments: false
+DontShow: false
+AcceptedValues: []
+HelpMessage: ''
+```
+
+### CommonParameters
+
+This cmdlet supports the common parameters: -Debug, -ErrorAction, -ErrorVariable,
+-InformationAction, -InformationVariable, -OutBuffer, -OutVariable, -PipelineVariable,
+-ProgressAction, -Verbose, -WarningAction, and -WarningVariable. For more information, see
+[about_CommonParameters](https://go.microsoft.com/fwlink/?LinkID=113216).
+
+## INPUTS
+
+## OUTPUTS
+
+### System.Object
+
+{{ Fill in the Description }}
+
+## NOTES
+
+{{ Fill in the Notes }}
+
+## RELATED LINKS
+
+[FIDO2 large blobs ("largeBlobs" option)](https://docs.yubico.com/yesdk/users-manual/application-fido2/large-blobs.html)