Firewall

In Construction A firewall is an assembly of materials used to separate transformers, structures, or large buildings to prevent the spread of fire by constructing a wall which extends from the foundation through the roof with a prescribed fire resistance duration and independent structural stability.

In Computing

A firewall is a network security system that monitors and controls incoming and outgoing network traffic based on predetermined security rules.

In Access Security

Locks on doors, bars on windows, security guards at entrances are examples of Firewalls which prevent access by unauthorized people.

In Society

Laws carrying severe penalties are a deterrent to criminal activity. The presence of Police is a deterrent to criminal attacks on the population.

In Finance

Banks were designed to provide safety against robbery. Having savings is a Firewall against financial downturns. Real property is a Firewall against the business cycle and stock market fluctuations. Insurance is a Firewall against catestrophic events.

In Health

Don`t eat or drink that - it`s not good for you.
Eat well, take your vitamins and exercise are Firewalls against sickness and disease

In Spiritual Health

In all your ways acknowledge him, and he shall direct your paths. -

This book of the law shall not depart out of your mouth; but you shall meditate therein day and night, that you may observe to do according to all that is written therein: for then you shall make your way prosperous, and then you shall have good success. -

But his delight is in the law of the LORD; and in his law does he meditate day and night. -

Finally, brothers, whatsoever things are true, whatsoever things are honest, whatsoever things are just, whatsoever things are pure, whatsoever things are lovely, whatsoever things are of good report; if there be any virtue, and if there be any praise, think on these things. -

Put on the whole armour of God, that you may be able to stand against the wiles of the devil. -

But you, beloved, building up yourselves on your most holy faith, praying in the Holy Ghost, -

In this fallen World there is Good and Evil. Evil manifests itself in the destruction and Death that it causes.
Good manifests itself in beautiful buildings and Life that is produces.

In order for there to be Peace, Safety, Order, Health and Prosperity there must be Firewalls in place.

But the most important Firewall is the Armour of God. Put it on!