The arrival of PKard for iOS leverages the company's more than six years experience with the technology, founder Bill Thursby said. The PKard software will support both its branded card reader as well as a variety of third-party card readers, company officials said. Thursby Software, a longtime developer in the Apple enterprise and government markets, on Wednesday will announce PKard for iOS, a solution that provides a secure browser supporting a variety of card standards including the Department of Defense's Common Access Cards (CAC), the National Institute of Standards and Technology’s Personal Identity Verification (PIV) and PIV-Interoperable certifications.