The EU will relaunch its deadlocked effort to more closely regulate internet phone and message services such as WhatsApp, Skype and Messenger, a top bloc official said on Tuesday.

You can add Skype to the growing list of services copying features straight from Snapchat. The Microsoft Corp communications service on Thursday announced a major redesign of its mobile app.

The European Union is planning to extend telecom rules covering security and confidentiality of communications to web services such as Microsoft's Skype and Facebook's WhatsApp which could restrict how they use encryption.