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Shopping & e-commerce
Smooth
Super Mono Reflection
Unlock, Lock
Black
64x64
green, Lock, locked
Lock, red
yellow, Unlock, Lock
Lock, yellow
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Signs & symbols
Super Mono Basic
Lock, Blue, Basic
48x48
UI
Essen
Lock
DarkGray
32x32
Mixed
Bremen
DimGray
Toolbar icon set
LightSlateGray
On-stage
Khaki
128x128
Stuttgart
SandyBrown
Project icons
Desktop apps
Sabre
Folder, Lock
512x512
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Files & folders
Spirit20
DarkSlateGray
20x20
Lock, open
open, Lock
Mobile apps
Redux
secure, Lock
DarkRed
59x60
Bunch of Bluish Icons
Corner Stone
Silver
Juicy Fruit
256x256
MicrOS
Tan
Simplicio
lock and security, security, Lock
Goldenrod