Encryption 101 and the trap of leaving data unprotected Without it, data lays bare and vulnerable August 22, 2019 https://www.ciodive.com/news/encryption-101-and-the-trap-of-leaving-data-unprotected/561406/
This is one of the reasons that Androids are coming fully encrypted directly from your providers. If you set a REAL password (not a 4 digit PIN) its pretty darn secure.
Could you elaborate on this a bit please, which Android phones and what is a real password for a phone? Thank you