Mini 4g cell phone jammer  NSA’s global spying operation, all in the name of upholding security has essentially resulted in the development of spy proof technologies aimed at protecting you from this menace.
Cell Phone Jamming Kit  in this regard that various security companies are thus taking up the initiative to develop spy proof smart phones and seemingly secure products for government institutions, employees as well as the average person. This trend has essentially resulted in the Wall Street Journal coming up with a report on the same while telling you that; “A crypto war is coming to your pocket,”
That having been said, two different corporations based in France have been working on the development of more secure Android devices thereby preventing any form of spying attacks that may be directed to you.
The new Android devices will essentially be better placed at deterring spying attacks compared to the mobile offerings preferred by most carrier stores.Now there are many special cell phone blocker devices, which can completely disable the mobile network and the Internet. www.jammerdk.com
At the same time Bull SA has been distributing Hoox m2 smart phone at a price of $2,760. This smart phone actually runs on a re-engineered version of Android   in a bid to ward off any hacking attempts and encryption of calls. The Hoox m2 further employs the use of a fingerprint sensor that only allows you to log into your device.
In addition, any attempts to pre install spyware or any form of spying software on your device before you get it may be virtually impossible with the Hoox m2 software as that would essentially require the setting up of the fingerprint sensor; a move that would be detrimental since it would be impossible for any other person to use the device once the sensor is activated as it is not easy to deactivate the fingerprint sensor without losing any information put into any device.
Some company protecting pricacy with cell phone signal jammers, another that is dedicated to protecting g their customers is Thales SA who have released Teopad; an “enterprise software  system” that will help secure your tablet and/or android smart phones by separating them into two different entities; for personal and business      applications. This concept has further been adopted by Samsung for use on mobile phone devices
through the use of “Samsung Knox software” Lojack Jammer