3d
bank
banking
box
business
cabinet
cash
combination
container
currency
deposit
design
economy
elements
finance
financial
gold
guard
illustration
investment
isometric
key
lock
locker
luxury
metal
money
money box
object
open
password
prosperity
protection
safe
safety
secure
security
sign
solid
steel
storage
symbol
technology
thief
treasure
trust
valuable
vault
wealth