CAPTCHAs protect online resources and services from automated access. From an attacker’s point of view, they are typically perceived as an annoyance that prevents the mass creat...
Manuel Egele, Leyla Bilge, Engin Kirda, Christophe...
In the e-age, internet and e-affairs are the composite blend of business process and technology; the organization must retain the state of computing system or risk malicious assau...
We address the problem of secure remote access to a site's internal web server from outside the rewall. The goal is to give authorized users access to sensitive information, ...
Christian Gilmore, David P. Kormann, Aviel D. Rubi...
Internet service providers have resisted deploying Denial-of-Service (DoS) protection mechanisms despite numerous research results in the area. This is so primarily because ISPs ca...
Angelos Stavrou, John Ioannidis, Angelos D. Keromy...
Some web sites provide interactive extensions using browser scripts, often without inspecting the scripts to verify that they are benign and bug-free. Others handle users’ conï¬...
Alexander Yip, Neha Narula, Maxwell N. Krohn, Robe...