They say the new measures will feature additional random checks after passengers make it through security and will include passenger pat-downs, bag checks and hand swabs for traces of explosivesThe new issue of AQAP's Inspire magazine, released on December 24, featured instructions on how to build what AQAP called a "hidden bomb" from easily purchasable materials.
It is not clear if the recipe is viable or if it would have enough explosive power to endanger an aircraft. Nor is it clear if the device would have any chance of getting through explosive scanners at airport security.
The magazine stated that even if the devices were detected or malfunctioned they would bring terror to the West.
In August 2013 the British security agency MI5 revealed to the UK parliament's intelligence and security committee that "Inspire" has been "read by those involved in at least seven out of the 10 attacks planned within the UK since its first issue (in 2010). We judge that it significantly enhanced the capability of individuals in four of these 10 attack plots."
Ohio man arrested for plotting attack on U.S. Capitol.
The father of an Ohio man arrested Wednesday for allegedly plotting to attack the U.S. Capitol says his son could never have carried out the plan.
"He's a big mama's boy, you know. His best friend is his kitty cat," John Cornell told CNN's "Anderson Cooper 360."
He did not think he would receive "specific authorization to conduct a terrorist attack in the United States, but stated that he wanted to go forward with violent jihad and opined that this would be their way of supporting ISIL," the complaint said, using another name for ISIS.
According to the complaint, Cornell wrote: "I believe that we should just wage jihad under our own orders and plan attacks and everything ... I believe we should meet up and make our own group in alliance with the Islamic State here and plan operations ourselves."
Cornell and the operative allegedly met in Cincinnati in October and again in November.
He researched the targeted government buildings and the construction of pipe bombs, saved money for the attack and bought weapons and ammunition, the complaint said. Cornell was arrested Wednesday.
"He explained to me, you know, that Islam wasn't a terrorist group. It was a way of life," John Cornell told CNN’.
According to a law enforcement source, the plan posed no threat to lawmakers. But the complaint indicated that the plot was in its late stages.