PNG MORE
Mixed
Pixel
IconSweets 2
Key, volume, speaker
Black
40x40
PNG ICO ICNS MORE
UI
Fugue Icons
field, password, Text
Khaki
16x16
Text, password, ui
PaleGreen
field, password, ui
Tan
Files & folders
Smooth
Spirit20
password, input
Lavender
20x20
3D
Gnome Web Icons
Gnome, Dialog, password
Gray
32x32
Gnome, 48, Dialog
48x48
PNG ICO MORE
password, Gnome, 64
64x64
Business & finance
Glyph
Wireframe mono icons
black key, password, Lock
Seven General Icons
Lock, password, secure
256x256
Desktop apps
Mac OS X style
Access, password, car keys
512x512
Shopping & e-commerce
Diagram version 2
Key, password
96x96
Text, password, field
DimGray
Signs & symbols
Must Have
Free Applications Icons
Lock, clef, private
24x24
Log in, private, password
Key, private, login
Protection, secured, private
Unlocked, password, Protection
Basic Set
pass, password, Key
Computer & hardware
Human o2
security, Lock, Keyring
128x128
Key, security, keychain
Cryptography, password, Lock
password, Key, login
Silver
