security alert
Danger has appeared
A security alert is an official warning about a potential or confirmed threat—to physical safety, computer systems, or sensitive information.
Governments issue security alerts about terrorism or civil unrest: The embassy raised its security alert level.
In computing, security alerts warn of vulnerabilities, breaches, or suspicious activity: I got a security alert that someone tried to log into my account.
- warningAlert about danger
- alarmUrgent warning signal
- threatIndication of potential harm
- dangerExposure to harm
- bomb scareThreat of hidden explosive
active shooter · breach · emergency · notification · red flag · siren · lockdown · evacuation · shelter in place · intruder · surveillance · monitoring · safety protocol · panic · urgent · code red · flashing · protocol
- airport securityTSA, TSA agent, screening, metal detector, checkpoint
- alertsalarm, warning, notification, push notifications, tornado watch
- notificationsnotifications, notification bell, push, notification dot, notification sound
- alert levelsDEFCON, elevated, guarded, low, moderate
- system alertsnotification, warning, error message, popup, dialog box
- spamspam, junk mail, spam filter, spam folder, bulk mail
security alertall-clear
Signal danger has passed
all clear · stand down · green light · safe zone · false alarm
security, alert, secure, securely, insecure, insecurity, securities, securing, secured