They repeatedly failed, thanks in part to NSA contractor Edward Snowden's revelations of mass government surveillance. Then came Republican victories in last year's midterm Congressional elections and a major push by corporate interests in favor of the legislation.

Today, the bill is back, largely unchanged, and if congressional insiders and the bill's sponsors are to believed, the legislation could end up on President Obama's desk as soon as this month. In another boon to the legislation, Obama is expected to reverse his past opposition and sign it, albeit in an amended and renamed form (CISPA is now CISA, the "Cybersecurity Information Sharing Act"). The reversal comes in the wake of high-profile hacks on JPMorgan Chase and Sony Pictures Entertainment. The bill has also benefitted greatly from lobbying by big business, which sees it as a way to cut costs and to shift some anti-hacking defenses onto the government.