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Desktop apps
Smooth
Farm-fresh
cross, shield
Tomato
32x32
shield, Add
SandyBrown
shield, delete
shield
shield, Go
Glyph
16x16 Free Toolbar Icons
protect, Antivirus, yellow
Khaki
16x16
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Ginux
Protection, shield, security
DimGray
64x64
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3D
Free Applications Icons
Lock, clef, private
Black
24x24
Log in, private, password
Key, private, login
Protection, secured, private
One bit
Protection, shield, Antivirus
Teal
48x48
shield, Antivirus
Chocolate
Pixel
Splashyfish
Gold
shield, Chevrons
star, shield