The phrase "additional security checks" is correct and usable in written English.
You can use it when referring to extra measures taken to ensure safety or security, often in contexts like travel, online transactions, or system protocols.
Example: "Due to recent events, the airport has implemented additional security checks for all passengers before boarding."
Alternatives: "extra security measures" or "supplementary security assessments."
By December, passengers arriving from another European airport and making a long-distance connection in Paris will be able to remain in the secure area of the airport, thereby avoiding any additional security checks.
He said travellers would be subject to additional security checks, as police had demanded.
The Obama administration then imposed additional security checks on all applicants.
Spectators – including more than 1,000 from Britain – have been advised to arrive early because of additional security checks.
Those fears, coupled with the burden of performing additional security checks, compelled officials to shutter the program.
If they are from what the military deems to be a hostile country like Afghanistan or Iraq, they need to go through additional security checks.
But just the other day, my 89-year-old mother, traveling alone from Boston to Fort Lauderdale, was pulled aside at Logan Airport for an additional security check.
Channel 2 television reported that Mr. Peres had called for an additional security check of the 29 prisoners after the army chief expressed reservations about their release when an Israeli corporal, Gilad Shalit, remains held in Gaza.
Lufthansa has said it wants passengers on flights to the United States to arrive at the airport two hours before departure instead of one, limit their cabin baggage to one small piece (that has been the rule, but it used to be ignored), and expect an additional security check at the gate just before they board.
But surely it is possible for those tasked with ensuring public safety to imagine creative solutions beyond platitudinous expressions of sympathy, extra concrete barriers and additional airport security checks?
The additional security includes hourly checks at some of the city's synagogues and mosques, as well as arranging meetings with building superintendents and representatives of large businesses and manufacturers to remind them to report suspicious activity to the police, Lieutenant Evers said.
