alert

antivirus

board

breach

broken

circuit

code

computer

confidential

crime

cybercrime

data

decryption

defense

digital

encryption

firewall

hack

hacked

hacker

identity

internet

keyboard

lock

log

monitor

network

open

padlock

privacy

protect

protection

safe

searching

secrecy

secure

security

shielding

software

spy

spyware

stealing

surveillance

theft

thief

threat

unlock

unsecured

virus

vulnerability