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UI
Handdrawn
Hand Drawn Web Icon Set
Unlocked, File
Black
128x128
Unlocked, Lock, padlock
Unlocked, Trash
Arrows
Glyph
DefaultIcon ver 0.11
open, Unlocked, padlock
256x256
PNG MORE
IconSweets
Unlocked
50x50
Signs & symbols
Pixel
Kiwi
32x32
Business & finance
Wireframe mono icons
padlock, open, Unlocked
48x48
Desktop apps
3D
Free Applications Icons
Unlocked, password, Protection
24x24
Ecqlipse 2
Lock, Unlocked