protection line icons and signs. safeguard, shield, secure, defend, preserve, watch, barrier, deter outline

guard safeguard shield secure defend preserve watch barrier deter fortress anticipate stave invulnerable refuge securely screen defying rescue prevent deterrent hedge insure deflection fend immunity rampart ward bulwark reinforce tenable safeness bollard protecting armor aunthen vigilance deflect impenetrable reinforcement nurture fortify icon vector line