The Web as we know it came stumbling and blinking out into the light 20 years ago today. It was designed and defined at the time as an open network of free resources. The open nature of the network, which makes it an invaluable resource for users, businesses, governments and everyone else, also makes it a playground for attackers, criminals and anyone else looking for a broad audience for scams. The architects of the Web said from the beginning that the network was meant to be open and should always remain open.
Source: https://threatpost.com/20-years-on-the-open-web-faces-challenges/100054/