404
abstract
accept
account
agreement
alert
attention
bright
browser
computer
concept
confirm
correct
danger
design
error
failure
flat
form
gradient
icon
illustration
information
interface
internet
isolated
login
mark
metaphor
online
problem
prokopenko
ransomware
right
service
set
sign
success
symbol
theme
threat
ui
user
username
warning
web
website
wrong
yes