WASHINGTON, July 2 : The Department of Homeland Security said on Thursday it was investigating a breach in an unnamed information-sharing network.In a statement, DHS said there had been a "recent cyber incident" involving an "unclassified legacy information sharing environment" but did not provide further de

The Homeland Security Information Network is used by government, international and private sector partners to share sensitive but unclassified information.

The Department of Homeland Security is investigating a cyberattack that compromised the Homeland Security Information Network (HSIN), a sensitive information-sharing platform used…