— CAPTCHA is a technique that is used to prevent automatic programs from being able to acquire free e-mail or online service accounts. However, as many researchers have already r...
Takumi Yamamoto, J. Doug Tygar, Masakatsu Nishigak...
— Intrusion detection System forms a vital component of internet security. To keep pace with the growing trends, there is a critical need to replace single layer detection techno...
In order to show both a detailed map (Focus) and a widearea map (Context) in one map, we have proposed the Focus+Glue+Context map, a type of fisheye view for mobile maps. A probl...
—Network Intrusion Detection System (NIDS) is a system which can detect network attacks resulted from worms and viruses on the Internet. An efficient pattern matching algorithm p...
Abstract—A geolocalised system generally belongs to an individual and as such knowing its location reveals the location of its owner, which is a direct threat against his privacy...