animation

bank

banking

black

box

care

cartoon

cash

closed

code

combination

concept

confidential

currency

deposit

dial

door

finance

financial

hand

icon

illustration

investment

isolated

line

lock

metal

money

motion

password

protect

protection

safe

safety

savings

secrecy

secret

secure

security

solid

steel

storage

symbol

system

thin

treasure

trust

vault

wealth

white