Android Enterprise Security White Paper
https://static.googleusercontent.com/media/www.android.com/e...
Chrome browser security
https://services.google.com/fh/files/misc/chromebrowsersecur...
Google Cloud security Whitepaper
https://services.google.com/fh/files/misc/google_security_wp...
Communicating About Privacy: Towards People- Centered and Accountable Design
https://about.fb.com/wp-content/uploads/2020/07/Privacy-Tran...
By Epic, I'm assuming you don't mean the public interest research center in Washington, DC seeking to protect privacy, freedom of expression, and democratic values in the information age.
their white paper about the harms of genai is at though https://epic.org/wp-content/uploads/2023/05/EPIC-Generative-...