PNG MORE
UI
Pixel
Bijou
Key
Black
10x10
PNG ICO ICNS MORE
Blueberry
Key, login
CornflowerBlue
32x32
Windows 8 Pack (Metro Style)
DarkSlateGray
26x26
Boolean
DimGray
16x16
Fugue Icons
solid, Key
SaddleBrown
Key, license
SandyBrown
Key, Arrow
Key, Minus
plus, Key
exclamation, Key
DarkGoldenrod
Key, pencil
BWPX
Silver
18x18
Gnome icons
Bindings, Key
Gray
Vaga
Log in, secure, password
Arrow, Key
Minus, Key
pencil, Key
Key, plus
disable, Key
Mini
login, secure, Lock