Four padlock icons in varying colors and styles representing security
Schlüsselwörter
padlock,
lock,
security,
protection,
safe,
privacy,
icon,
symbol,
vector,
graphic,
black,
white,
red,
outline,
filled,
closed,
keyhole,
access,
control,
digital,
datum,
information,
authentication,
authorisation,
encryption,
password,
shield,
defense,
trust,
confidentiality,
integrity,
availability,
network,
computer,
cyberspace,
system,
device,
alarm,
warning,
alert,
risk,
threat,
secure,
safety,
isolation,
restriction
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