Jeh Johnson tried to throw cold water on concerns about hackers affecting the election.
The attack left 42 dead and more than 200 injured.
Jeh Johnson said he is reluctant to get involved in the contentious issue.
"I agree that there is that potential," Jeh Johnson said.
In the final year of Obama's adminstration, Jeh Johnson will use "all my energy ... to protect the...
Jeh Johnson will stay in an undisclosed location.
The Obama administration arrested scores set for deportation over the weekend.
O'Malley is asking the administration to rethink plans to deport hundreds of illegal immigrants.
The Department of Homeland Security feared backlash, according to a news report.
The current system, which replaced a color-coding advisory in 2011, has never been used.
Rep. Bob Goodlatte and Sen. Chuck Grassley want more information from Jeh Johnson.
The new steps are “out of an abundance of caution,” DHS Secretary Johnson said.
The status lets the Syrians apply for work permits.
"Their counterterrorism mechanisms are tremendous," Jeh Johnson said.
"That is our principle responsibility," Jeh Johnson said.
Sri Srinivasan's name was mentioned by CNN analyst Jeffrey Toobin.
Sen. Ron Johnson wants to see the administration's legal justification.
Five states and a U.S. territory are noncompliant with federal rules.
Some 121 people are currently in the process of being deported.
The DHS sent out the first bulleting warning on Wednesday.
Homeland Security Secretary Jeh Johnson urged Americans not to "vilify all Muslims."
The administration has been eager to reassure the public this holiday season.
"Be vigilant and aware, and report suspicious things and activity."
The then-attorney general wasn't briefed on the raid until the day before.