On December 18, 2015, President Obama signed the Consolidated Appropriations Act, 2016 into law. This omnibus appropriations legislation will create significant new rules for the voluntary sharing of cybersecurity information within the private sector and with the government. Passage of the omnibus appropriations legislation thus brings to a close the multi-year debate over cybersecurity information sharing legislation and opens a new implementation period for information sharing programs both in the government and the private sector.

The Cybersecurity Information Sharing Act of 2015 (CISA) appears as the first title of Division N of the omnibus appropriations legislation. It is intended to encourage private-sector companies to share cybersecurity threat information voluntarily with the federal government and within their own industries, and to enhance federal government information sharing with the private sector.

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