2 posts ![](https://developer.android.com/static/blog/assets/unnamed_2_feee4f83eb_2v5Cdi.webp)

# Mayank Jain

Product Manager
- 27 Aug 2026 27 Aug 2026 ![](https://developer.android.com/static/blog/assets/ANDDM_Passkeys_Strapi_2fc9df18a8_Z28fFzY.webp) [Case Studies](https://developer.android.com/blog/categories/case-studies)

  ## [How WhatsApp Upgraded to Secure, Seamless Sign-In for 1 Billion Users with Passkeys](https://developer.android.com/blog/posts/how-whats-app-upgraded-to-secure-seamless-sign-in-for-1-billion-users-with-passkeys)

  [arrow_forward](https://developer.android.com/blog/posts/how-whats-app-upgraded-to-secure-seamless-sign-in-for-1-billion-users-with-passkeys) WhatsApp is the world's largest messaging platform, serving billions of users globally. It is the default communication tool for people across diverse regions, connecting users through private, reliable, and secure messaging.
  8 min read
  - [#Passkeys](https://developer.android.com/blog/topics/passkeys)
- 19 May 2026 19 May 2026 ![](https://developer.android.com/static/blog/assets/Google_For_Developers_Android_Combo_Strapi_2000x1000_5793c01e36_2bzRoq.webp) [Product News](https://developer.android.com/blog/categories/product-news)

  ## [Introducing Android Performance Analyzer - The Next Evolution in Profiling for Android](https://developer.android.com/blog/posts/introducing-android-performance-analyzer-the-next-evolution-in-profiling-for-android)

  [arrow_forward](https://developer.android.com/blog/posts/introducing-android-performance-analyzer-the-next-evolution-in-profiling-for-android) Android Performance Analyzer (APA) is Android's new profiler and performance analysis tool for the Android mobile ecosystem.
  APA is intended as a profiling tool for any developer building for Android who needs to make their app or game run better and faster.
  5 min read
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