PNG ICO ICNS MORE
VISTA ALARM
Error, wrong, Guard
Black
256x256
shield, exclamation, Guard
shield, Information, Guard
Medical Vista
security, Guard, protect
Base Software
Alert, protect, Guard
shield, security, Checked
Protection, red, shield
Guard, yellow, shield
protect, security, shield
WP Woothemes Ultimate
Guard, shield, protect
shield, protect, security
Narnia
protect, security, Guard
PNG ICO MORE
DevCom Medical
care, Guard, shield
Medical
shield, protect, health
Legendora
protect, shield, security
Clean 3D
glossy, Guard, Blue
PNG SVG MORE
Mixed
Glyph
Social Messaging & Productivity Mix Icons
Bomb, Blast, Guard
512x512
Gaming & gambling
3D
Free Game Icons
Antivirus, locked, secure
64x64
protect, secure, security
Avatars & smileys
Free Large Boss Icon Set
shield, Protection, police
stupid, strong, power
shiled, stupid, strong
Photorealistic
48x48 Free Object Icons
Antivirus, Guard, Army
48x48
Super Vista
Guard
400x400