Skype was the last bulwark of privacy, a solid barrier to law enforcement agencies able to protect the confidentiality of users conversations. Microsoft acquired Skype for $8.5 billion and many experts suspected that something was changing in the architecture of the popular communication system. Apple has pulled from its App Store an application, named Clueful, that is able to reveal how the software installed on users iPhones is managing his data. The app has been developed by security firm Bitdefender and it is a valid privacy tool, the reason of the exclusion is a mystery.”]