21 search results - page 2 / 5 » Machine learning attacks against the Asirra CAPTCHA |
SCN
2010
Springer
13 years 3 months ago
2010
Springer
We introduce a protocol, that we call Human Key Agreement, that allows pairs of humans to establish a key in a (seemingly hopeless) case where no public-key infrastructure is avail...
ICC
2007
IEEE
13 years 11 months ago
2007
IEEE
— Distributed Denial of Service attacks pose a serious threat to many businesses which rely on constant availability of their network services. Companies like Google, Yahoo and A...
CCS
2006
ACM
13 years 9 months ago
2006
ACM
Machine learning systems offer unparalled flexibility in dealing with evolving input in a variety of applications, such as intrusion detection systems and spam e-mail filtering. H...
CCS
2008
ACM
13 years 7 months ago
2008
ACM
Machine learning has become a valuable tool for detecting and preventing malicious activity. However, as more applications employ machine learning techniques in adversarial decisi...
NSDI
2008
13 years 7 months ago
2008
Using statistical machine learning for making security decisions introduces new vulnerabilities in large scale systems. This paper shows how an adversary can exploit statistical m...