Information security of smart homes and protection of end user’s privacy is essential in modern society while Internet of Things (IoT) is becoming more common and heterogeneity of IoT-devices used in smart homes is growing. The aim of the study is to find out how would it be possible to strengthen the privacy of end user in smart home in the point of view of application providers, manufacturers and users. Especially concerning manufacturers many beneficial procedures that would be important to standardize to smart home systems in general are discovered. Beneficial procedures for end users which would help to protect their privacy are also presented.