A method for generating technology data files for use by at least one chip and circuit analysis tools begins by accepting a user analysis request for a specific chip and circuit analyses. The security offered may be unique to and controlled by each enterprise, for example, by enabling each enterprise to generate its own encryption key for distribution through the aggregator and by allowing mobile stations to generate their own keys for distribution back through the aggregator to the enterprise IM servers. The IO module estimates IO input pin switching effects on a clock network input signal. A vacancy data structure corresponding to the selected congested route section is populated. A corresponding product is also described. A conveyor including such a chain is also described.