Prevent iPhone from Collecting your Frequent Locations
By default, if you turn on location services on your iPhone, it collects your frequent locations to provide more accurate location-related ...
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By default, Siri can be accessed from the lock screen on your iPhone 5. To disable access to Siri from the lock screen and turn off Siri on lock screen, do as follows:
1. Open the Settings application
2. Go to the Passcode settings
3. Enter your current passcode to in the settings
4. Scroll down to the list of Allow Access When Locked, and make sure the Siri toggled button is OFF
5. Siri will no longer be launched from the lock screen on your iPhone 5