Encrypt An internet search engine that prioritizes maintaining user privacy and avoiding the filter bubble of personalized search results. It differentiates itself from other search engines by using local encryption on searches and delayed history expiration. Tor Browser A free software that provides access to anonymized network that enables anonymous communication. It directs the internet traffic through multiple relays. This encryption method prevents others from tracking a certain user, thus allowing user's IP address and other personal information to be concealed. Privacy issues of social networking sites The advent of the Web 2.0 has caused social profiling and is a growing concern for internet privacy. Web 2.0 is the system that facilitates participatory information sharing and collaboration on the internet, in social networking media websites like Facebook, Instagram, Twitter, and MySpace. These social networking sites have seen a boom in their popularity starting from the late 2000s. Through these websites, many people are giving their personal information out on the internet. It has been a topic of discussion of who is held accountable for the collection and distribution of personal information. Some blame social networks, because they are responsible for storing the information and data, while others blame the users who put their information on these sites. This relates to the ever-present issue of how society regards social media sites. There is a growing number of people that are discovering the risks of putting their personal information online and trusting a website to keep it private. Yet in a recent study, researchers found that young people are taking measures to keep their posted information on Facebook private to some degree. Examples of such actions include managing their privacy settings so that certain content can be visible to "Only Friends" and ignoring Facebook friend requests from strangers. In 2013 a class action lawsuit was filed against Facebook alleging the company scanned user messages for web links, translating them to “likes” on the user's Facebook profile. Data lifted from the private messages was then used for targeted advertising, the plaintiffs claimed. "Facebook's practice of scanning the content of these messages violates the federal Electronic Communications Privacy Act (ECPA also referred to as the Wiretap Act), as well as California's Invasion of Privacy Act (CIPA), and section 17200 of California's Business and Professions Code," the plaintiffs said. This shows that once information is online it is no longer completely private. It is an