PNG ICO ICNS SVG MORE
Mixed
Glyph
Picol Vector
wireless, network, security
Black
512x512
Closed, security
open, security
size, width, security
upload, security
security, Chat
security, user, Close
user, security, Full
security, user, half
security, video
PNG ICO ICNS MORE
Desktop apps
16x16 Free Toolbar Icons
password, Close, secrecy
16x16
Business & finance
Devine icons
security, centre
Wireframe mono icons
Closed, Fixed, Lock
48x48
UI
Ecqlipse 2
security, shield
128x128