Look for the settings table with key encrypt_key or thumb_key . The value is often Base64 encoded. Decode it and use with OpenSSL: xiaomi gallery decrypt
/data/data/com.miui.gallery/databases/gallery.db (requires root) Look for the settings table with key encrypt_key
decrypted = xor_decrypt(encrypted) with open('decrypted.jpg', 'wb') as f: f.write(decrypted) 'wb') as f: f.write(decrypted)