Masquerade, the resemblance of animals to inedible or inanimate objects, exists universally throughout animal kingdom, especially in arthropods. However, masquerade has received little attention from biologists and is often misinterpreted as mimicry by public even scientists, a consequence lack systematic biological information for masqueraders. Therefore, using orchid mantis Hymenopus coronatu...

Masquerade attacks are a common security problem that is a consequence of identity theft. Masquerade detection may serve as a means of building more secure and dependable systems that authenticate legitimate users by their behavior. Prior work has focused on user command modeling to identify abnormal behavior indicative of impersonation. This paper extends prior work by modeling user search beh...