The phrase "a security menace" is correct and usable in written English.
It can be used to describe something or someone that poses a threat to security, whether in a physical, digital, or social context.
Example: "The rise of cyber attacks has turned many online platforms into a security menace for users."
Alternatives: "a security threat" or "a security risk".
But the scenes of young men breaking through gates along the Guatemala-Mexico border earlier this week have alarmed the White House, and Trump continues to depict the Central American migrant group as a criminal menace and a security threat.
But the scenes of young men breaking through gates along the Guatemala-Mexico border this month have alarmed the White House, and Trump continues to depict the Central American migrants as a criminal menace and a security threat.
Given that the violent turmoil sweeping the Middle East -- especially the Sunni-Shia conflict and the civil wars in Syria, Yemen, and Libya -- is unlikely to settle anytime soon, a growing number of young Muslims will join the ranks of extremists, posing an ever-greater national security menace for Western countries.
Boko Haram is not the only security menace threatening Nigeria.
He sees them growing up in a benighted, detested land, their liberties, living standards and security menaced by the triumphant neocons.
In 2017, the United Nations' launched the Foldit Aflatoxin Challenge, in the hopes that gamers across the globe could apply their skills to tackle aflatoxin, one of the world's most pressing health and food security menaces.
SANS (SysAdmin, Audit, Network, Security) Institute ranked cyber espionage as No. 3 on its "Top 10 Cyber Security Menaces for 2008".
He proved himself, beyond all reasonable doubt, to be a one-man threat to international peace and security, a menace to America's friends and a rare tonic for its enemies.
Instead, Egypt finds itself a year and a half after the revolution with a security apparatus essentially unchanged from the one that menaced under Mubarak.
Special forces in yellow hazmat suits would drop from the ceiling on ropes, isolate me under an airtight dome, evaporate me, and vacuum up the remains, as they do in "Monsters, Inc.," when the sock of a human child — a menace to health and security — is found on the factory floor.
