Report to your local authority or CERT
related to this, it most likely refers to academic or forensic research that uses the Facebook app as a case study for privacy, security, or data analysis: Relevant Academic & Forensic Papers Forensic Analysis of Social Media : Papers like
If you have searched for the term , you are likely the owner of an older Android device—specifically, one running Android 4.1.1 (Jelly Bean). You may have discovered that the official Facebook app from the Google Play Store no longer supports your device. In response, you have stumbled upon a mysterious codename: Katana .
Every Android app has a unique package name to differentiate it from others in the Play Store; for example, Facebook Messenger is known as com.facebook.orca . Seeing "Katana" on your phone is completely normal and simply means the standard Facebook app is installed.
Modern versions of the Facebook app no longer support Android 4.1.1. According to official support, the current app generally requires Android 6.0 or greater The "Katana" Issue:
Instead of the exact phrase, you could research: