achievement
anti
arms
award
badge
black
blank
button
coat
decoration
defence
drawing
emblem
encryption
equipment
firewall
frame
graphic
guarantee
guard
heraldic
honor
honorary
icon
illustration
insignia
internet
lock
medieval
minimal
password
pictogram
privacy
protect
protection
royal
safe
safety
secure
secured
security
shield
sign
silhouette
simple
strong
symbol
virus
web