As announced by Starbucks chief information officer Curt Garner, an updated version of the Starbucks mobile app is available now in the iOS App Store. Though the safeguard measures were not detailed, Garner did confirm that the changes made to app provide "extra layers of protection" for consumers.
A followup inquiry by The Verge clarified that the app no longer stores personal data in clear text format. Garner encouraged all Starbucks customers to download the latest version of the company's app.As promised, we have released an updated version of Starbucks Mobile App for iOS which adds extra layers of protection. We encourage customers to download the update as an additional safeguard measure.
Version 2.6.2 of Starbucks for the iPhone is available for download from the iOS App Store. [Direct Link]
Update: The App Store appears to now be offering the previous 2.6.1 version of Starbucks. It is unclear why the new version has been pulled from the App Store.
Update 2: The new version 2.6.2 has returned to the App Store.
Article Link: Starbucks iOS App Updated to Secure Personal Information [Updated x2]