There are several problems related to security in computer networks. In this work only detection of masquerade attacks is explored. A masquerade attack occurs when an illegitimate user tries to impersonate a legitimate user; therefore, the masquerade user gets the privileges from the legitime user account. The task of detecting masquerade users is not easy since the masquerade user has yield th...

purpose : to report an atypical case of acanthamoeba keratitis. patients & methods : a 19-year-old girl presented with a history of recurrent herpetic keratitis and a history of short-time contact lens wear. laboratory work-up for herpetic, bacterial, and acanthamoeba sources were negative and the patient failied to follow up. on later presentation she had corneal necrotizing stromal ulcer need...

Ocular masquerade syndrome was diagnosted in two patients with chronic uveitis. The patients presented non-Hodgkin's lymphoma as the final diagnosis two forms of intraocular retinal pigment epithelium involvement was seen. One case was flecks of the retinal pigment epithelium and another case was a solid retinal pigment epithelium detachment. These unusual presentations of non-Hodgkin's lymphom...

John Skelhorn introduces masquerade, a strategy of prey animals to resemble inanimate (and inedible) objects.