Feat: add certificate script

Author: cpa-coder

certificate-script.ps1

@@ -0,0 +1,58 @@
+<#
+.Synopsis
+   Script to Create Self Signed Certificate use for code signing.
+.How to use: 
+   Run the script in PowerShell ISE in Admin mode.
+.Note:
+   Run the following command "Set-ExecutionPolicy RemoteSigned" to ensure execution from PowerShell ISE.
+#>
+
+Param(
+   [string]$FriendlyName = "DebitExpress Business Solutions",
+   [string]$DnsName = "DebitExpress Business Solutions",
+   [string]$Subject = "CN=DebitExpress Business Solutions",
+   
+   [Parameter(Mandatory = $true)]
+   [Alias("y")]
+   [System.Object]$YearsValid,
+
+   [Parameter(Mandatory = $true)]
+   [Alias("p")]
+   [string]$Pass,
+
+   [Parameter(Mandatory = $true)]
+   [Alias("n")]
+   [string]$CertName,
+
+   [Parameter(Mandatory = $true)]
+   [Alias("o")]
+   [string]$CertFolder,
+
+   [SecureString]$SecurePassword
+)
+
+$SecurePassword = ConvertTo-SecureString $Pass -AsPlainText -Force
+
+# Get current date
+$ValidFrom = [DateTime]::Now
+
+$ValidUntill = [DateTime]::Now.AddYears($YearsValid)
+
+# Create certificate folder if not exists
+if (!(Test-Path $CertFolder)) {
+   New-Item -Path $CertFolder -Force -ItemType Directory
+}
+
+$CerFilePath = $CertFolder + "\\" + $CertName + ".cer"
+$PfxFilePath = $CertFolder + "\\" + $CertName + ".pfx"
+
+# Create Certificate
+$Cert = New-SelfSignedCertificate -FriendlyName $FriendlyName -DnsName $DnsName -Type CodeSigning -Subject $Subject -NotBefore $ValidFrom -NotAfter $ValidUntill -KeyExportPolicy Exportable -KeyAlgorithm RSA -KeyLength 2048 -HashAlgorithm "SHA256" -Provider "Microsoft Strong Cryptographic Provider" -CertStoreLocation "Cert:\LocalMachine\My"
+
+#Generate .pfx
+Export-PfxCertificate -Cert $Cert -FilePath $PfxFilePath -Password $SecurePassword
+
+#Export to .cer format
+Export-Certificate -Type CERT -Cert $Cert -FilePath $CerFilePath
+
+Write-Host Task Completed ! -ForegroundColor Green