Tags: United States

U.S. officials are debating whether to tighten controls on the border with Canada and make it easier to revoke the passports of suspected militants, steps that could gain traction following two attacks in Canada this week.

A gunman attacked Canada's parliament on Wednesday, with gunfire erupting near where Prime Minister Stephen Harper was speaking, and a soldier was fatally shot at a nearby war memorial, stunning the Canadian capital.

Following the massive cyber attack on the biggest U.S. bank JPMorgan Chase & Co (JPM.N) disclosed in August, and other financial institutions, government authorities in United States are pushing financial institutions and brokerage houses to close glaring gaps in cybersecurity.