PKI Client is DigiCerts certificate provisioning tool. Use PKI Client to manage the public key infrastructure (PKI) certificates you will use to protect the security of your organizations Internet communications and business transactions.You must contact your administrator to enroll for a certificate. Your organizations administrator will send you an email with a URL that provides simple instructions for enrollment.PKI Client will install and configure your certificates for use with your organizations VPN or Wi-Fi network. No action is required on your part.