Monocolor : safety

Key Open Password Decrypt

Deny Cancel Block Block Block Terminate

Shield Protection

Spy Security

Firewall City Wall Fence Security Protection

Warning Danger

Lock Security Encryption

Handcuffs Arrest

Security Lock Encryption

Privacy Peeping Prying Eyes

Alarm Alarm

Police Law

Umbrella Protection Safety

Pass Badge Position

Wall Fence Security Protection Intercept Block

Fire Extinguisher Clear Clean Up

Shield Protection Safety

Monitor Monitor Track

Cone Block Block Block

Firewall Wall

Fingerprint