Справочник Пользователя для iCloud Apple - iCloud Cell Phone apple

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Chapter  3    
Basics 
36
Privacy
Privacy settings let you see and control which apps and system services have access to Location 
Services, and to contacts, calendars, reminders, and photos.
Location Services lets location-based apps such as Reminders, Maps, and Camera gather and 
use data indicating your location. Your approximate location is determined using available 
information from cellular network data, local Wi-Fi networks (if you have Wi-Fi turned on), and 
GPS (may not be available in all areas). The location data collected by Apple isn’t collected in a 
form that personally identifies you. When an app is using Location Services,   appears in the 
menu bar.
Turn Location Services on or off. Go to Settings > Privacy > Location Services. You can turn it off 
for some or for all apps and services. If you turn off Location Services, you’re prompted to turn it 
on again the next time an app or service tries to use it.
Turn Location Services off for system services. Several system services, such as compass 
calibration and location-based iAds, use Location Services. To see their status, turn them on or 
off, or show   in the menu bar when these services use your location, go to Settings > Privacy > 
Location Services > System Services.
Turn off access to private information. Go to Settings > Privacy. You can see which apps and 
features have requested and been granted access to the following information:
 
Contacts
 
Calendar
 
Reminders
 
Photos
 
Bluetooth Sharing
 
Microphone
 
Twitter
 
Facebook
You can turn off each app’s access to each category of information. Review the terms and privacy 
policy for each third-party app to understand how it uses the data it’s requesting.
Security
Security features help protect the information on your iPhone from being accessed by others.
Use a passcode with data protection
Initially, iPhone doesn’t require you to enter a passcode to unlock it. You can set a passcode that 
must be entered each time you turn on or wake up iPhone.
Set a passcode. Go to Settings > General > Passcode & Fingerprint (iPhone 5s) or Settings > 
General > Passcode Lock (other models), and set a 4-digit passcode. 
Setting a passcode turns on data protection, using your passcode as a key to encrypt Mail 
messages and attachments stored on iPhone, using 256-bit AES encryption. (Other apps may 
also use data protection.)
Increase security. Turn off Simple Passcode and use a longer passcode. To enter a passcode that’s 
a combination of numbers and letters, you use the keyboard. If you prefer to unlock iPhone using 
the numeric keypad, create a passcode using numbers only.