PNG ICO ICNS MORE
UI
Glyph
Windows 8 metro style
shield, warning
DarkSlateGray
512x512
shield, delete
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Business & finance
Minicons Free
three, shield
Black
45x46
Windows 8 icons
shield, App
26x26
delete, shield
shield, question
refresh, shield
Restriction, shield
shield
user, shield
shield, web
Desktop apps
16x16 Free Toolbar Icons
protect, Antivirus, yellow
Khaki
16x16
Mixed
gcons
DimGray
32x32
Ecqlipse 2
security, shield
128x128