System and method for prevention of threat are disclosed. The system includes a processing subsystem. The processing subsystem includes a data extraction module configured to extract data from one or more internal sources such as a router, a firewall or a security solution and one or more external sources such as a deep, a dark and a surface web. The processing subsystem also includes an analysis module configured to analyse the data by using at least one threat analysis method for detection of the threat, a rule generation module configured to generate one or more rules to enable prevention of the threat detected, an implementation module configured to implement the one or more generated rules on at least one node associated with the one or more internal sources for prevention of the threat.