iOS 7.0.2 beefs up Passcode Lock security, eliminating access to the Camera Roll and recent apps, preventing non-emergency calls from being made at an iPhone’s Lock screen, and restoring a Greek keyboard for passcode entry. It’s a 21 MB download via Settings > General > Software Update. follow link
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Encrypted Screen Sharing in Snow Leopard
In Snow Leopard, screen sharing in iChat can now be encrypted if both parties sharing a screen have MobileMe accounts and have enabled encryption (iChat > Preferences > Accounts > Security).
- ExtraBITS for 30 September 2013 (30 Sep 13)
All You Need to Know about iOS 7.0.2, in 45 Words
It seems that this update also fixed the time and date stamp on messages. It has never been right until now.
I ran the update on my iPad 2 and it had no effect! It left my iPad running 7.0, but if I select Software Update in Settings, it tells me to download and install the update. I've done it twice now, to no effect.