From: TribLive

By Andrew Conte

Pittsburgh’s prominent and growing role as a national center for cybersecurity started with a chance encounter more than 25 years ago.

On Nov. 2, 1988, researchers at the Defense Advanced Research Projects Agency, or DARPA, were ending the workday when calls started coming in from across the country. Something was slowing computer connections on the early Internet — moving freely, guessing passwords to break into systems, accessing files and quickly replicating.

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