(PowerShell) OCSP Check Domain's Server Certificate Revocation Status

Sends an OCSP request to determine the revocation status for an SSL server certificate.

Note: This example requires Chilkat v9.5.0.84 or greater.

Chilkat .NET Downloads Chilkat .NET Assemblies

Add-Type -Path "C:\chilkat\ChilkatDotNet47-9.5.0-x64\ChilkatDotNet47.dll"

# This example requires the Chilkat API to have been previously unlocked.
# See Global Unlock Sample for sample code.

$http = New-Object Chilkat.Http

# Check the revocation status of the SSL server certificate for chilkatsoft.com
$status = $http.OcspCheck("chilkatsoft.com",443)

$("chilkatsoft.com status = " + $status)

# The status can have 4 values:
# -1: Unable to check because of an error.
#  0: Good
#  1: Revoked
#  2: Unknown

if ($status -lt 0) {
    $($http.LastErrorText)
}

# Now check the status for a revoked server certificate.
$status = $http.OcspCheck("revoked.badssl.com",443)

$("revoked.badssl.com status = " + $status)