Steps towards a Clean-Slate secure Internet infrastructure

Despite the current Internets critical importance, portions of its architecture are still vulnerable to attacks ranging from malicious software exploits to denial-of-service (DoS). Most of these attacks and vulnerabilities experienced on the Internet today are due to the fact that the Internet architecture and its supporting protocols was primarily designed for a benign and trustworthy environment, with little or no consideration for security issues. This however is no longer the case with todays Internet, which interconnects millions of heterogeneous hosts that span the entire globe.