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UI
Glyph
Windows 8 metro style
question, shield
DarkSlateGray
512x512
shield, web
shield, App
shield, warning
shield, delete
Mixed
3D
Iconza
shield, Antivirus
32x32
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Windows 8 icons
26x26
delete, shield
shield, question
refresh, shield
Restriction, shield
shield
user, shield
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Smooth
Super Mono Stickers
sticker, shield
64x64
Photography & graphic design
Weaver Icon Set
128x128
Pixel
Fugue Icons
shield, exclamation
16x16
Arrow, shield
pencil, shield
Minus, shield
plus, shield