Abstract:

The Internet has become an inseparable part of our daily life and work, but also become the chief culprit of user’s privacy leakage. First, the current status of privacy leakage was overviewed, and the typical privacy leakage events in recent years were summarized. Second, the major approaches of user’s information leakage were analyzed from three aspects: the client, the network communication and the server. Then, the privacy leakage caused by insecure communication during the users surfing the Internet was mainly studied, including plaintext login, MD5 authentication login and user registration. Finally, suggestions are put forward from the aspects of privacy protection technology, laws and regulations.

Key words: user’s privacy, leakage, insecure communication, login, register