Internet of things Software Defined Networking (SDN) provides the agile dynamic solution that can cope with the special requirements of the diversity of innovative IoT applications. The Internet of things would encode 50 to 100 trillion objects, and be able to follow the movement of those objects. Human beings in surveyed urban environments are each surrounded by 1000 to 5000 trackable objects. In 2015 there were already 83 million smart devices in people's homes. This number is about to grow up to 193 million devices in 2020 and will for sure go on growing in the near future. The figure of online capable
Internet censorship and surveillance by country banned websites for political reasons and arrested people accessing them. In addition to filtering a wide range of Web content, the Syrian government monitors Internet use very closely and has detained citizens "for expressing their opinions or reporting information online." Vague and broadly worded laws invite government abuse and have prompted Internet users to engage in self-censoring and self-monitoring to avoid the state's ambiguous grounds for arrest. During the Syrian civil war Internet connectivity between Syria and the outside world shut down in late November 2011 and again in early May 2013. Internet usage in Turkmenistan is under tight control