Testing PowerShell Script Signing using a self-signed cert

Test-CodeSign.ps1

function Test-CodeSign
{
    write-Host "HELLO WORLD"
}

<#

$params = @{    
    Subject           = "CN=PowerShell Script Code Signing"
    Type              = "CodeSigningCert"    
    KeySpec           = "Signature"     
    KeyUsage          = "DigitalSignature"    
    FriendlyName      = "Test code signing"    
    NotAfter          = [datetime]::now.AddYears(5)    
    CertStoreLocation = 'Cert:\CurrentUser\My' 
}

$signingCert = New-SelfSignedCertificate @params

Export-Certificate -FilePath C:\_temp\exported_cert.cer -Cert $signingCert
Import-Certificate -FilePath C:\_temp\exported_cert.cer -CertStoreLocation Cert:\CurrentUser\Root

Set-AuthenticodeSignature `
    -Certificate     $signingCert `
    -FilePath        "C:\_temp\Test-CodeSign.ps1" `
    -HashAlgorithm   SHA256 `
    -TimestampServer "http://timestamp.sectigo.com"

Get-AuthenticodeSignature -FilePath "C:\_temp\Test-CodeSign.ps1" | FL *

#>

# SIG # Begin signature block
# MIIW9wYJKoZIhvcNAQcCoIIW6DCCFuQCAQExDzANBglghkgBZQMEAgEFADB5Bgor
# BgEEAYI3AgEEoGswaTA0BgorBgEEAYI3AgEeMCYCAwEAAAQQH8w7YFlLCE63JNLG
# KX7zUQIBAAIBAAIBAAIBAAIBADAxMA0GCWCGSAFlAwQCAQUABCBr6TCXO5ux78KV
# CC/rAbrTvvT92+DeD1YShNaVjF5fJqCCEQ8wggMiMIICCqADAgECAhAbLreDVypR
# hEf45ZhdfhU4MA0GCSqGSIb3DQEBBQUAMCkxJzAlBgNVBAMMHlBvd2VyU2hlbGwg
# U2NyaXB0IENvZGUgU2lnbmluZzAeFw0yNDAzMjYyMDE4NTZaFw0yOTAzMjYyMDI4
# NTZaMCkxJzAlBgNVBAMMHlBvd2VyU2hlbGwgU2NyaXB0IENvZGUgU2lnbmluZzCC
# ASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAM2W2w11Z9peUlpdj7f7XuB6
# 0i6M9FrcxZrqH/WQHcUvHGE6Vl5HaWN0EOLZcAIfdXyn8v2dTPlZNJX2hNfQZcOL
# wuo0pQ5FGXbwHlTNEGaJ3afU1umlI6fe2xUmQkkMsVeVI9zt3Zsv/JmEhiJzfKyh
# 3qKJR0WoJvykG/b67pFkcaiUFtgRqiz8RP5tgEl1jC1WfzxIWDTHd8vuh4bDqi86
# 9sJAFKD+SluqcqDyHs9YrCrs8Lj0E5i5tIGIvWO40/IxMsfJddNy3qyqAMtlM6xw
# WOSROGfjohoQiIaYNAh/VeoWEMxIQZDQEZyep+01gdAEkd0vJn57f3/ViXZ2hEUC
# AwEAAaNGMEQwDgYDVR0PAQH/BAQDAgeAMBMGA1UdJQQMMAoGCCsGAQUFBwMDMB0G
# A1UdDgQWBBTM/DENjM/O0l1gqx1PoQJEgiKZkTANBgkqhkiG9w0BAQUFAAOCAQEA
# nGTthbOq63/5H4Js3YHJroILlCpeGGUJbYfCpBUNbSlyOugftb+JBKjuXSbcmQ6f
# VYhMBQ4jGKSSafEF0A+ejeg8h9D67nzKJ6+Hn2U9ZGxmXJedS7U1aTtu5hJYflA3
# Z+gfNbQ+N/OQ/91zFmQ0UKpGrjSa1oeZD8xu9T6yU/VY6ZU9VRo87AX8RMagT1Lx
# hnj4pz/6+cRvrKB9jGakINQ6VksQnPpX86OTwDMd4zbW0Fumqhc9a7mAZnnhVW/m
# IoF62O5jnth1AA4rfYKf1q8U10GlnmsQ9nvHdgq4Q/dcWLwhN8dV8M1TFGiiHo8K
# MA21C7momyCYPPDoJRC1OjCCBuwwggTUoAMCAQICEDAPb6zdZph0fKlGNqd4Lbkw
# DQYJKoZIhvcNAQEMBQAwgYgxCzAJBgNVBAYTAlVTMRMwEQYDVQQIEwpOZXcgSmVy
# c2V5MRQwEgYDVQQHEwtKZXJzZXkgQ2l0eTEeMBwGA1UEChMVVGhlIFVTRVJUUlVT
# VCBOZXR3b3JrMS4wLAYDVQQDEyVVU0VSVHJ1c3QgUlNBIENlcnRpZmljYXRpb24g
# QXV0aG9yaXR5MB4XDTE5MDUwMjAwMDAwMFoXDTM4MDExODIzNTk1OVowfTELMAkG
# A1UEBhMCR0IxGzAZBgNVBAgTEkdyZWF0ZXIgTWFuY2hlc3RlcjEQMA4GA1UEBxMH
# U2FsZm9yZDEYMBYGA1UEChMPU2VjdGlnbyBMaW1pdGVkMSUwIwYDVQQDExxTZWN0
# aWdvIFJTQSBUaW1lIFN0YW1waW5nIENBMIICIjANBgkqhkiG9w0BAQEFAAOCAg8A
# MIICCgKCAgEAyBsBr9ksfoiZfQGYPyCQvZyAIVSTuc+gPlPvs1rAdtYaBKXOR4O1
# 68TMSTTL80VlufmnZBYmCfvVMlJ5LsljwhObtoY/AQWSZm8hq9VxEHmH9EYqzcRa
# ydvXXUlNclYP3MnjU5g6Kh78zlhJ07/zObu5pCNCrNAVw3+eolzXOPEWsnDTo8Tf
# s8VyrC4Kd/wNlFK3/B+VcyQ9ASi8Dw1Ps5EBjm6dJ3VV0Rc7NCF7lwGUr3+Az9ER
# CleEyX9W4L1GnIK+lJ2/tCCwYH64TfUNP9vQ6oWMilZx0S2UTMiMPNMUopy9Jv/T
# UyDHYGmbWApU9AXn/TGs+ciFF8e4KRmkKS9G493bkV+fPzY+DjBnK0a3Na+WvtpM
# YMyou58NFNQYxDCYdIIhz2JWtSFzEh79qsoIWId3pBXrGVX/0DlULSbuRRo6b83X
# hPDX8CjFT2SDAtT74t7xvAIo9G3aJ4oG0paH3uhrDvBbfel2aZMgHEqXLHcZK5OV
# mJyXnuuOwXhWxkQl3wYSmgYtnwNe/YOiU2fKsfqNoWTJiJJZy6hGwMnypv99V9sS
# dvqKQSTUG/xypRSi1K1DHKRJi0E5FAMeKfobpSKupcNNgtCN2mu32/cYQFdz8HGj
# +0p9RTbB942C+rnJDVOAffq2OVgy728YUInXT50zvRq1naHelUF6p4MCAwEAAaOC
# AVowggFWMB8GA1UdIwQYMBaAFFN5v1qqK0rPVIDh2JvAnfKyA2bLMB0GA1UdDgQW
# BBQaofhhGSAPw0F3RSiO0TVfBhIEVTAOBgNVHQ8BAf8EBAMCAYYwEgYDVR0TAQH/
# BAgwBgEB/wIBADATBgNVHSUEDDAKBggrBgEFBQcDCDARBgNVHSAECjAIMAYGBFUd
# IAAwUAYDVR0fBEkwRzBFoEOgQYY/aHR0cDovL2NybC51c2VydHJ1c3QuY29tL1VT
# RVJUcnVzdFJTQUNlcnRpZmljYXRpb25BdXRob3JpdHkuY3JsMHYGCCsGAQUFBwEB
# BGowaDA/BggrBgEFBQcwAoYzaHR0cDovL2NydC51c2VydHJ1c3QuY29tL1VTRVJU
# cnVzdFJTQUFkZFRydXN0Q0EuY3J0MCUGCCsGAQUFBzABhhlodHRwOi8vb2NzcC51
# c2VydHJ1c3QuY29tMA0GCSqGSIb3DQEBDAUAA4ICAQBtVIGlM10W4bVTgZF13wN6
# MgstJYQRsrDbKn0qBfW8Oyf0WqC5SVmQKWxhy7VQ2+J9+Z8A70DDrdPi5Fb5WEHP
# 8ULlEH3/sHQfj8ZcCfkzXuqgHCZYXPO0EQ/V1cPivNVYeL9IduFEZ22PsEMQD43k
# +ThivxMBxYWjTMXMslMwlaTW9JZWCLjNXH8Blr5yUmo7Qjd8Fng5k5OUm7Hcsm1B
# bWfNyW+QPX9FcsEbI9bCVYRm5LPFZgb289ZLXq2jK0KKIZL+qG9aJXBigXNjXqC7
# 2NzXStM9r4MGOBIdJIct5PwC1j53BLwENrXnd8ucLo0jGLmjwkcd8F3WoXNXBWia
# p8k3ZR2+6rzYQoNDBaWLpgn/0aGUpk6qPQn1BWy30mRa2Coiwkud8TleTN5IPZs0
# lpoJX47997FSkc4/ifYcobWpdR9xv1tDXWU9UIFuq/DQ0/yysx+2mZYm9Dx5i1xk
# zM3uJ5rloMAMcofBbk1a0x7q8ETmMm8c6xdOlMN4ZSA7D0GqH+mhQZ3+sbigZSo0
# 4N6o+TzmwTC7wKBjLPxcFgCo0MR/6hGdHgbGpm0yXbQ4CStJB6r97DDa8acvz7f9
# +tCjhNknnvsBZne5VhDhIG7GrrH5trrINV0zdo7xfCAMKneutaIChrop7rRaALGM
# q+P5CslUXdS5anSevUiumDCCBvUwggTdoAMCAQICEDlMJeF8oG0nqGXiO9kdItQw
# DQYJKoZIhvcNAQEMBQAwfTELMAkGA1UEBhMCR0IxGzAZBgNVBAgTEkdyZWF0ZXIg
# TWFuY2hlc3RlcjEQMA4GA1UEBxMHU2FsZm9yZDEYMBYGA1UEChMPU2VjdGlnbyBM
# aW1pdGVkMSUwIwYDVQQDExxTZWN0aWdvIFJTQSBUaW1lIFN0YW1waW5nIENBMB4X
# DTIzMDUwMzAwMDAwMFoXDTM0MDgwMjIzNTk1OVowajELMAkGA1UEBhMCR0IxEzAR
# BgNVBAgTCk1hbmNoZXN0ZXIxGDAWBgNVBAoTD1NlY3RpZ28gTGltaXRlZDEsMCoG
# A1UEAwwjU2VjdGlnbyBSU0EgVGltZSBTdGFtcGluZyBTaWduZXIgIzQwggIiMA0G
# CSqGSIb3DQEBAQUAA4ICDwAwggIKAoICAQCkkyhSS88nh3akKRyZOMDnDtTRHOxo
# ywFk5IrNd7BxZYK8n/yLu7uVmPslEY5aiAlmERRYsroiW+b2MvFdLcB6og7g4FZk
# 7aHlgSByIGRBbMfDCPrzfV3vIZrCftcsw7oRmB780yAIQrNfv3+IWDKrMLPYjHqW
# ShkTXKz856vpHBYusLA4lUrPhVCrZwMlobs46Q9vqVqakSgTNbkf8z3hJMhrsZno
# De+7TeU9jFQDkdD8Lc9VMzh6CRwH0SLgY4anvv3Sg3MSFJuaTAlGvTS84UtQe3Lg
# W/0Zux88ahl7brstRCq+PEzMrIoEk8ZXhqBzNiuBl/obm36Ih9hSeYn+bnc317tQ
# n/oYJU8T8l58qbEgWimro0KHd+D0TAJI3VilU6ajoO0ZlmUVKcXtMzAl5paDgZr2
# YGaQWAeAzUJ1rPu0kdDF3QFAaraoEO72jXq3nnWv06VLGKEMn1ewXiVHkXTNdRLR
# nG/kXg2b7HUm7v7T9ZIvUoXo2kRRKqLMAMqHZkOjGwDvorWWnWKtJwvyG0rJw5RC
# N4gghKiHrsO6I3J7+FTv+GsnsIX1p0OF2Cs5dNtadwLRpPr1zZw9zB+uUdB7bNgd
# LRFCU3F0wuU1qi1SEtklz/DT0JFDEtcyfZhs43dByP8fJFTvbq3GPlV78VyHOmTx
# YEsFT++5L+wJEwIDAQABo4IBgjCCAX4wHwYDVR0jBBgwFoAUGqH4YRkgD8NBd0Uo
# jtE1XwYSBFUwHQYDVR0OBBYEFAMPMciRKpO9Y/PRXU2kNA/SlQEYMA4GA1UdDwEB
# /wQEAwIGwDAMBgNVHRMBAf8EAjAAMBYGA1UdJQEB/wQMMAoGCCsGAQUFBwMIMEoG
# A1UdIARDMEEwNQYMKwYBBAGyMQECAQMIMCUwIwYIKwYBBQUHAgEWF2h0dHBzOi8v
# c2VjdGlnby5jb20vQ1BTMAgGBmeBDAEEAjBEBgNVHR8EPTA7MDmgN6A1hjNodHRw
# Oi8vY3JsLnNlY3RpZ28uY29tL1NlY3RpZ29SU0FUaW1lU3RhbXBpbmdDQS5jcmww
# dAYIKwYBBQUHAQEEaDBmMD8GCCsGAQUFBzAChjNodHRwOi8vY3J0LnNlY3RpZ28u
# Y29tL1NlY3RpZ29SU0FUaW1lU3RhbXBpbmdDQS5jcnQwIwYIKwYBBQUHMAGGF2h0
# dHA6Ly9vY3NwLnNlY3RpZ28uY29tMA0GCSqGSIb3DQEBDAUAA4ICAQBMm2VY+uB5
# z+8VwzJt3jOR63dY4uu9y0o8dd5+lG3DIscEld9laWETDPYMnvWJIF7Bh8cDJMrH
# pfAm3/j4MWUN4OttUVemjIRSCEYcKsLe8tqKRfO+9/YuxH7t+O1ov3pWSOlh5Zo5
# d7y+upFkiHX/XYUWNCfSKcv/7S3a/76TDOxtog3Mw/FuvSGRGiMAUq2X1GJ4KoR5
# qNc9rCGPcMMkeTqX8Q2jo1tT2KsAulj7NYBPXyhxbBlewoNykK7gxtjymfvqtJJl
# fAd8NUQdrVgYa2L73mzECqls0yFGcNwvjXVMI8JB0HqWO8NL3c2SJnR2XDegmiSe
# Tl9O048P5RNPWURlS0Nkz0j4Z2e5Tb/MDbE6MNChPUitemXk7N/gAfCzKko5rMGk
# +al9NdAyQKCxGSoYIbLIfQVxGksnNqrgmByDdefHfkuEQ81D+5CXdioSrEDBcFuZ
# CkD6gG2UYXvIbrnIZ2ckXFCNASDeB/cB1PguEc2dg+X4yiUcRD0n5bCGRyoLG4R2
# fXtoT4239xO07aAt7nMP2RC6nZksfNd1H48QxJTmfiTllUqIjCfWhWYd+a5kdpHo
# SP7IVQrtKcMf3jimwBT7Mj34qYNiNsjDvgCHHKv6SkIciQPc9Vx8cNldeE7un14g
# 5glqfCsIo0j1FfwET9/NIRx65fWOGtS5QDGCBT4wggU6AgEBMD0wKTEnMCUGA1UE
# AwweUG93ZXJTaGVsbCBTY3JpcHQgQ29kZSBTaWduaW5nAhAbLreDVypRhEf45Zhd
# fhU4MA0GCWCGSAFlAwQCAQUAoIGEMBgGCisGAQQBgjcCAQwxCjAIoAKAAKECgAAw
# GQYJKoZIhvcNAQkDMQwGCisGAQQBgjcCAQQwHAYKKwYBBAGCNwIBCzEOMAwGCisG
# AQQBgjcCARUwLwYJKoZIhvcNAQkEMSIEIC490uPvO04sZA/DJcdALGKIv03J+qFb
# tVfi4kFd8cTuMA0GCSqGSIb3DQEBAQUABIIBAK7v6EoxzdTeDNtNJO0wMWuNBelC
# GT5XQRM7hab+hpIC2P8OEjWo0HZGC+NL0Yb05wpYLMar+W9hLZtwBUMagzVVsjW8
# +NIEkfFg5oWo7dfLKCShveo1M+kpppKYhLSdYiKs3QBY5/85XmPOUZ7TCvCMosvt
# uKSuyKQQfJdmx5IqyDHto/tWZ6d0/F+fWuS2uwwlnm6H+Qq99BFDoCf9zSndY0gL
# ogsz/i4755x1DYT0d9yla9+Ajz8/ow3GyDHl31panm53HddYjwhxZTNaPEY2eXNx
# us/seG0h+nXYrX40ysGLsGIrCRMioH3D/+nEbHVgkJ8mYA1rxAy+81RV9C2hggNL
# MIIDRwYJKoZIhvcNAQkGMYIDODCCAzQCAQEwgZEwfTELMAkGA1UEBhMCR0IxGzAZ
# BgNVBAgTEkdyZWF0ZXIgTWFuY2hlc3RlcjEQMA4GA1UEBxMHU2FsZm9yZDEYMBYG
# A1UEChMPU2VjdGlnbyBMaW1pdGVkMSUwIwYDVQQDExxTZWN0aWdvIFJTQSBUaW1l
# IFN0YW1waW5nIENBAhA5TCXhfKBtJ6hl4jvZHSLUMA0GCWCGSAFlAwQCAgUAoHkw
# GAYJKoZIhvcNAQkDMQsGCSqGSIb3DQEHATAcBgkqhkiG9w0BCQUxDxcNMjQwMzI2
# MjAzMzQzWjA/BgkqhkiG9w0BCQQxMgQw4vYiahMH4uDHn7E64N7AbhA7rza1i/F1
# 0db02lwHwEG8DqDSoCRj5f1TKUwja8SCMA0GCSqGSIb3DQEBAQUABIICAAG6g8Wx
# BSBit7fLLZG63gHN1t1fJo/fSnXhdnu/llcvUyRa3N9GhyD2VhPj6bmlTqPpB51p
# KTOpk52pR68XTrUTKtrGoT/fxMp9Lzo+6fqlsoYlTJLgGiJ5bFrqrgwtbF+EewT4
# x5ZGCUx3cilRPN8FE4OrKbJjM3n9F3dEF2lqoNFAXJ7kdcheJu2l0ztwFkS5x0lM
# qh+XhLNWTqaBYB6A8hw/DAkMypkA4lPZKEiAtBUuD1uj0iOudLyxEtQtni9HKsBN
# XP5N+rXVY87BJQLiUq1TSKaTaBXQwdbvaFGDUw3jcKoX6LkQYjIXdGC2wvTgMSig
# dlSbeHqtmvQ5T5DncUSqtTIfcO0o7kCx0cqWiB19/kbBBynirtz9hzBFHY8njwBh
# eT/Ui803ZwYfTgV0zAPOzTRn3lI81VoYXW2UT/xiIbf1/mdJl7r4yXPrRsMD7jCo
# 2UXrRj3hQBUMcp7Ee0dtYxwiBnJZJI9vggdiTNg4huElxk3QV8L9BL/N2aWyLMvE
# Kyh0j3wm2b4T4T9PQFOZkG2gVkeo3ntsw7DjLI51IB4hYPBd7EZcKSTKpATMyw4x
# jBlgz0WJoreSSdea5JGxMSE9qZD6aUKEKqIWxTvVZO7e+Dkakn9PdDC6jlj7FlI6
# BkGJYeNCF24hGuJLzobXgrmWo8UaNOgreWmf
# SIG # End signature block