Convert-JsonWebTokenPayload.ps1
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<#
.SYNOPSIS Extract Json Web Token (JWT) from JWS structure to PowerShell object. .EXAMPLE PS C:\>$MsalToken.IdToken | Convert-JsonWebToken Convert OAuth IdToken JWS to PowerShell object. .INPUTS System.String #> function Convert-JsonWebTokenPayload { [CmdletBinding()] [OutputType([PSCustomObject])] param ( # JSON Web Signature (JWS) [Parameter(Mandatory=$true, ValueFromPipeline=$true)] [string] $InputObject ) [string] $JwsPayload = $InputObject.Split('.')[1] $JwtDecoded = $JwsPayload | ConvertFrom-Base64String -Base64Url | ConvertFrom-Json return $JwtDecoded } |