Consequently, developers began looking for safer alternatives, and bit by bit, the software was replaced by modern web standards, such as HTML5 that do not require installing anything separately and so are safer to use. Over the years, specialists discovered various weaknesses in the software, which kept discouraging the use of the tool. The problem with it was that it could not be integrated into browsers and had to be downloaded separately, which is why it was vulnerable to cyber attacks and was often targeted by hackers. Adobe Flash Player was once a widely used software that allowed adding various interactive content on websites.