Create a self-signed certificate using PowerShell 'New-SelfSignedCertificate'

SelfSignedCert.ps1

$dns = "<ENTER_FULLY_QUALIFIED_DOMAIN>"
$pwd = "<ENTER_STRONG_PASSWORD>"
$exportPath = "<ENTER_PATH_TO_EXPORT_CERTIFICATES_TO>"
$certPath = "Cert:\LocalMachine\My\"
$cert = New-SelfSignedCertificate -CertStoreLocation $certPath -DnsName $dns
$certPath = "$($certPath)\$($cert.Thumbprint)"
Write-Host 'Cert path: ' $($certPath)
Export-Certificate -cert $certPath -FilePath $exportPath'\lab.cer'
$p = ConvertTo-SecureString -String $pwd -Force -AsPlainText
Export-PfxCertificate -cert $certPath -FilePath $exportPath'\lab.pfx' -Password $p