Unsolicited download
A file that arrives or installs without being properly requested.
Learn it through a story
- The Prize Bunny Never Won (Cybersecurity for Juniors 1, Ch 5)
Short on time? Read the 5-minute version.
Related terms
- Trigger The secret signal, like the yellow sticker, that activates a backdoor.
- Two-factor authentication (2FA) A second, different check, like a one-time code, on top of your password.
- Typosquatting A web address built to look almost exactly like a real one.
- Untrusted data Content from outside that might contain tricks.
- UPI (Unified Payments Interface) India's widely used instant payment system, often used through QR codes.
- Urgency tactic A countdown, a threat or a deadline, used on purpose to stop you thinking clearly.