(Ruby) Validate a Smartcard PIN

Validates a smartcard PIN. This example only runs on Windows and requires Chilkat v9.5.0.77 or greater.

Chilkat Ruby Downloads install from rubygems.org gem install chilkat or download... Ruby Library for Windows, MacOS, Linux, Alpine Linux

require 'chilkat'

# Note: Requires Chilkat v9.5.0.77 or greater.

cert = Chilkat::CkCert.new()

cert.put_SmartCardPin("000000")

# Load the certificate on the smartcard currently in the reader (or on the USB token).
# Pass an empty string to allow Chilkat to automatically choose the CSP (Cryptographi Service Provider).
# See Load Certificate on Smartcard for information about explicitly selecting a particular CSP.
success = cert.LoadFromSmartcard("")
if (success != true)
    print cert.lastErrorText() + "\n";
    exit
end

# Check to see if the SmartCardPin property contains the valid PIN for the smartcard.
pinValid = cert.CheckSmartCardPin()
if (pinValid < 0)
    print "Unable to check the PIN validity." + "\n";
    print cert.lastErrorText() + "\n";
    exit
end

if (pinValid == 1)
    print "PIN is valid." + "\n";
else
    print "PIN is invalid." + "\n";
end