The Grid-dispatcher – centralized management system of computing tasks in the Grid – is developed in KIAM RAS. The project proceeds from the notion of the Grid as the set of the sites, accessible by means of instrumental environment Globus Toolkit 3 (GT3).Describes functionality and architecture of the Grid-dispatcher which network components are implemented by means of GT3 grid-services. States the security system GT3 GSI based on Public Key Infrastructure (PKI). The security model of the Grid-dispatcher implemented by means of GT3 GSI is considered.

Grid, Globus Toolkit, management of computing tasks, security certificate, proxy-certificate, delegation, authentication, authorization

Programming, parallel computing, multimedia