You can find more discussions on privacy and privacy tools here. In fact, privacy is a broad and deep topic, which covers the fields of psychology, sociology, ethics, anthropology, computer science, cryptography, etc. Privacy should be the same as freedom of speech and it is the fundamental right of citizens. Most normal people may not accept this proposal.
Since there is nothing to hide, please give me your email account and password and let me reveal what I think is interesting. But those who hold such arguments are often refuted by the following statements: This is the common nothing-to-hide argument. So, should the government monitor the people? Some people think that it is okay to be watched. There are indications that the Internet is becoming a tool for authorities to monitor people, such as China’s net guardian Jingwang Weishi, the United States’ PRISM program, and so on. However, today’s Internet is completely centralized, and centralization means excessive power. This motivates users to pay more attention to privacy: Just as you will not allow someone to listen to your phone calls, you won’t want someone to monitor your browser’s search history. Through a person’s information, a company or government can know you better than yourself. After nearly 30 years of development, humans have created huge amounts of information on the Internet that reveal the privacy of themselves. Since the creation of the World Wide Web in 1990, the Internet has become inseparable from modern life.
It has spawned a whole new business model, made information to spread in the form of bits in the speed of light, and enabled humans to collaborate on an unprecedented scale.
The Internet is undoubtedly the greatest invention of the 20th century.