Agents Overview: Agent definition, agent programming paradigms, Agents Vs objects, mobile agents, Agent frame works, Agent reasoning; Agents Implementation: Processes, threads, Sockets, RPCs – distributed computing, aglets programming – JINI architecture, actors and agents. Multi Agent Systems: Interaction between agents, reactive agents, cognitive agents, interaction protocols, agent coordination, agent negotiation, agent cooperation, agent organization, self –interested agents in electronic commerce applications. Intelligent Software Agents: Interface Agents, Agent Communication Languages, Agent Knowledge Representation, Agent Adaptability, Belief Desire Intension, Mobile Agent, Applications. Agents and Security: Agent Security Issues, Mobile Agents Security, Protecting Agents Malicious Hosts, Untrusted Agents, Black box Security, Authentication for Agents, Security issues for Aglets.