If you are using the iOS photo stream frequently or constantly then this tweak is for you. It allows you to lock the photo stream with a password and makes sure that only you can have access to it.
This tweak gives you the option to protect every and each of your photo stream in the iOS and you can set a password as an authentication tool so to make sure that its only you accessing your photo streams and not others.
PProtect not only safeguard your photo streams in photo application but also safeguard it from any applications that have access to it. If you or anyone is trying to view the photos in your photo stream, the tweak ask for a password before proceeding any further. This tweak also blurs your photo albums to secure your privacy.
Once installed, it adds a preference pane to your settings menu. On the first access to the preference pane, it ask you to input a password and select a security question along with an appropriate answer. As a reminder don’t forget these two important security features.
At the top of the preference pane you can choose whether to display the albums as normal or to blur them. You can also select to enable or disable deleting photos from photo stream and enable or disable to ask password when accessing photo stream from different or third party applications.
As already said, this tweak is useful for those who actually utilize the iOS Photo Streams. So if you don’t use it, this tweak is meaningless for you. If you actually using it and privacy is your main concern, then this tweak is available on Cydia for $1.99. This tweak requires iOS 7 to be installed.