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Fugue
protect, shield, security
Goldenrod
16x16
Human-O2
security, package, Installed
128x128
Folder, locked, security
security, Lock, locked
Silk
delete, remove, protect
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Signs & symbols
Glyph
Buttons
security, protect, warning
512x512
Mixed
Smooth
Simplicio
lock and security, security, Lock
Computer & hardware
3D
Human o2
locked, security, Available
UI
Pixel
Mini
security
security, Page