The phrase "attack alert" is correct and usable in written English.
It can be used in contexts related to security, military, or emergency situations to indicate a warning or notification of an impending attack.
Example: "The system issued an attack alert, prompting the team to take immediate defensive measures."
Alternatives: "threat warning" or "assault notification".
He remained a potent force throughout the week, visibly and audibly, wild in attack, alert in silence.
Main shopping street in Brussels following the terrorist attack alert pic.twitter.com/MGFpskague The government recommended the cancellation of professional soccer games scheduled over the weekend.
Then on Thursday, the F.B.I. issued a terrorist attack alert that said: "In selecting its next targets, sources suggest Al Qaeda may favor spectacular attacks that meet several criteria: high symbolic value, mass casualties, severe damage to the American economy and maximum psychological trauma".
Average detection time, determining the amount of time needed by the detector to trigger the attack alert.
Since the shootings, the Vigipirate rating has been at the highest level—"attack alert"—across the Ile-de-France region that encompasses Paris and its suburbs.
On Thursday, El-P dropped this all-caps, cuss-laden bomb after getting a track from British producers Massive Attack: "ALERT: WE HAVE JUST RECEIVED THE MEOWMIXXX BY @MassiveAttackUK AND IT IS... CRAZY!!!!!" What followed were more tweets about the meows.
In the past few years, Israeli officials have offered an informal threat assessment, telling reporters the number of attack "alerts" intelligence services receive per week.
Following Wednesday's attack, the KCC raised its cyber-attack alert levels to "caution," the third highest out of five levels.
The man who was attacked alerted the police.
Blocking the attack will alert the attacker, which may make collecting evidence against him difficult; but allowing the attacker to continue so that he can be identified may cause damage.
Carey said the five officers who were injured in the attack were alert and said he hoped most would be released from hospital on Saturday.
