With the advancement of technology, all the information is going online. Because of that, security and privacy are most important. So for that our scientists and engineers work very hard to make our data safe. In recent times, various types of data hackers have been active in fraud. So, with the help of different technologies, engineers and scientists have found a solution for protecting our data on the internet. This article has focused on new technology to protect data. In other words, it can be said that the privacy and security of our data are increasing with the help of new technologies. The new technologies are explored and discussed, as well as the new challenges that come into the picture. Respect for privacy in data communications is essential for maintaining human relationships. Information privacy is related to the use of computers and communication systems that are able to hold and process personal information without any data leaks.