Home Security

A good home is a safe home. But making your happy place more secure goes beyond high-tech automation systems and guard dogs—you need strong windows, doors, locks, and even landscaping to sure up weak spots in your current deterrent systems. Browse our library of expert guidance to help protect your home and the ones you love the most.

Woman ringing doorbell in front of red door
Photo: fizkes / Adobe Stock
Woman ringing doorbell in front of red door
Photo: fizkes / Adobe Stock
Explore top articles
From average costs to expert advice, get all the answers you need to get your job done.
A home terrace in the night
Matt Marandola
•
Oct 3, 2023
Oct 3, 2023
Motion-sensor lighting costs vary greatly because they have so many customizations available. Learn more by using this cost guide about motion-sensor lights.
Woman holding Christmas present rings smart doorbell
Deirdre Sullivan
•
Oct 16, 2023
Oct 16, 2023
How much does it cost to install a doorbell camera? It depends on whether you plan to DIY or hire a pro. Learn about different models and their power sources, too.
smoke detector mounted on ceiling
Deirdre Sullivan
•
Nov 17, 2023
Nov 17, 2023
Discover how much smoke detector installation costs. Understand your out-of-pocket expenses so you can protect your family and home.
Woman resetting security system at home
Sophie Yalkezian
•
Oct 18, 2023
Oct 18, 2023
Learn how to reset an alarm system with our guide so you can troubleshoot anytime you need to.
Entrance to the apartment with a modern door
Mitchell Grant
•
Jul 24, 2024
Jul 24, 2024
The cost of a fire door depends on more than just the door. Labor, safety inspections, and the door’s rating all factor into the fire door cost.
Woman using tablet to set up security camera in her home
Gemma Johnstone
•
Oct 17, 2023
Oct 17, 2023
Learn how to tell if your security camera has been hacked and what precautions to take to minimize this rare but alarming home security cybercrime.
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A woman entering a pin to enter the house
Kelly Weimert  •  Sep 30, 2024
Should You Buy a Smart Lock or a Regular Lock
Choosing between a smart lock and a regular lock? Use our handy guide to discover the key differences, pros, and cons so you can secure your home with confidence.
A woman opening a door with a key
Taylor Sansano  •  Sep 30, 2024
How to Get a Stuck Key Out of a Lock, Even in a Panic
Chances are, if you need to know how to get out a key stuck in a lock, you need a quick and easy solution. Try these easy DIY options so you can move on.
Small suburban house with gray siding
Xiao Faria daCunha  •  Sep 30, 2024
3 Common Types of Window Alarm Sensors
There are many types of window alarm sensors. Find out which is right for you in our easy-to-read guide.
Handyperson installing smoke detector in a house
Lauren Bongard  •  Aug 16, 2024
Carbon Monoxide Detectors vs. Smoke Detectors: Pros, Cons, and How to Choose
Want to protect your family and home against common household dangers? Compare carbon monoxide detectors and smoke detectors by weighing their pros and cons.
House with two security cameras
Mizuki Hisaka  •  Aug 15, 2024
How Much Does Security Camera Installation Cost? [2024 Data]
A security camera system gives you peace of mind that there’s always a watchful eye on your home. Learn the costs of installing surveillance cameras.
A white front door
Lauren Bongard  •  Aug 9, 2024
How Much Does a Locksmith Cost? [2024 Data]
Locked out of your car or home? Need to rekey your house? Here’s how much a locksmith costs and what you need to know before calling one.
Entrance to the apartment with a modern door
Mitchell Grant  •  Jul 24, 2024
How Much Does a Fire Door Cost? [2024 Data]
The cost of a fire door depends on more than just the door. Labor, safety inspections, and the door’s rating all factor into the fire door cost.
A cute family home
Paige Bennett  •  Jul 24, 2024
How to Build a Fireproof House From the Foundation to the Roof
Fireproofing can protect your home from a devastating fire. Learn how to build a fireproof house inside and out with this DIY guide.
smoke detector in home
Samantha Hawrylack  •  Jul 22, 2024
What Does It Mean When My Smoke Detector Flashes Red?
Don't ignore your smoke detector if it has flashing red lights. It could indicate a problem that needs immediate attention. Here's how to tell what to do.
A fire sprinkler system located on the ceiling of a room
Stephanie Mickelson  •  Jul 19, 2024
Home Fire Sprinkler System Cost [2024 Data]
If you’re looking to increase your home’s protection against fires, click here to explore home fire sprinkler system costs and what can impact the price.
Parents and baby resting in the living room
Shannon Cooper  •  Jul 18, 2024
5 Expert Home Fire Sprinkler System Maintenance Tips
Home fire sprinkler system maintenance is paramount to ensure your safety in case of a fire. See how you can keep your fire sprinklers in tip-top shape here.
Fire extinguisher handle
Nick Crawford  •  Jul 12, 2024
Fire Extinguisher Ratings: What Do They Mean and Which One Should You Buy?
Fire extinguisher ratings can help you find the right extinguisher for your home. Learn how to read the label and more in this article.