Application Name: DavianVault

DavianVault

Name: DavianVault
Author: DavianVault

A Secure, Zero-Knowledge Android Password Manager & Credential Vault with Encrypted Google Drive Backup

Contact Support & Developer Team

Application Purpose & Overview

Application Purpose: The purpose of DavianVault is to provide Android users with a secure, zero-knowledge password manager application to store, generate, and manage sensitive account credentials, passwords, credit card information, and confidential notes locally on their mobile device, with optional encrypted cloud backup to Google Drive.

DavianVault operates under a strict Zero-Knowledge Security Architecture. All user credentials and passwords are encrypted locally on the device using AES-256-GCM encryption with keys derived from the user's Master Password via Argon2id. Neither DavianVault developers nor any third party can access or decrypt user data.

🔒 On-Device Encryption

All passwords and notes are encrypted on your phone using AES-256-GCM and Argon2id.

🔑 Password Management

Store, auto-fill, and generate strong passwords for your web and mobile applications.

☁️ Google Drive Backup

Optionally back up your encrypted vault database to your personal Google Drive AppData folder.

🛡️ Zero Data Collection

No telemetry, analytics, or remote tracking. Your passwords remain exclusively yours.

Google OAuth Scope & Usage Explanation

DavianVault uses Google OAuth 2.0 to enable optional cloud backups to Google Drive. Below is the exact scope requested by DavianVault and the explanation of its purpose:

Requested Google OAuth Scope

https://www.googleapis.com/auth/drive.appdata

Detailed Scope Purpose:

Isolated Application Folder: The drive.appdata scope provides access ONLY to a hidden, private folder created specifically for DavianVault in your Google Drive.
Zero Access to Personal Files: DavianVault cannot access, read, or see your personal Google Drive files, Google Docs, photos, or emails.
Pre-Encrypted Data: Vault backups are completely encrypted on your Android device before being sent to Google Drive.
Optional Feature: Google Drive backup is entirely opt-in and can be enabled, disabled, or revoked at any time by the user.

DavianVault adheres strictly to the Google API Services User Data Policy, including Limited Use requirements.

Google OAuth Verification Information

This home page outlines application details for DavianVault as configured on the Google Cloud OAuth Consent Screen:

Application Name:	DavianVault
Application Type:	Android Mobile Application
Application Home Page:	https://vault.davian.space/
Privacy Policy Link:	https://vault.davian.space/privacy/
Terms of Service Link:	https://vault.davian.space/terms/
Developer Contact:	developers@davian.space