

Through standard SSL (hosted on AWS) and subsequent data storage Moranis told TechCrunch that “all traffic to our servers is TechCrunch asked the founders for more information about how theĪpp is implementing end-to-end encryption. That does not sound like an app that takes user privacy seriously. Phone number that’s tied to a specific user of a period-trackingĪpp with a third party like Mixpanel could allow prosecutors toĬompel Mixpanel to turn over that data - even if Stardust claims TechCrunch saw no health data shared with Mixpanel. The user’s phone number with a third-party analytics serviceĬalled Mixpanel. Provided by Apple or Google), Stardust will periodically share

The network traffic showed that if a user logs into theĪpp using their phone number (rather than through a login service TechCrunch ran a network traffic analysis of Stardust’s iPhoneĪpp on Monday to understand what data was flowing in and out of Second strike: end-to-end encryption isn’t something you just add in a matter of days. (Sidenote: “” is an odd domain name for an ostensibly serious personal health company.) Over this weekend ahead of the release of the new,Įncryption-featured app version slated for release on Wednesday.įirst strike: Stardust bills itself as an astrology-based period tracker: “Harness your inner cosmic energy with Stardust, an app that integrates science, astronomy and artificial intelligence to connect your hormonal cycle with the cycles of larger celestial bodies: the stars, planets, sun, and moon.” I wouldn’t take advice at the craps table from someone who believes in astrology, let alone trust them with my medical data. Government, helping to draw in hundreds of thousands of downloads “not be able to hand over any of your period tracking data” to the Stardust said it would implement end-to-end encryption so it would Statement issued in light of the decision to overturn Roe. Others are abandoning their current period trackers and turning toĪpps like Stardust instead as a result of the company’s strong Sarah Perez and Zack Whittaker, reporting for TechCrunch yesterday:
