Buying Guides · aġġornat 2026-10-16

How to Keep Your Security Cameras Safe from Hackers

Why Camera Security Deserves Your Attention

A security camera is meant to protect your home or business, but if it is poorly configured it can become a weak point rather than a safeguard. Cameras that are exposed to the internet with default settings are a known target for automated scanning tools that look for easy access. The good news is that securing your system properly takes very little time and does not require technical expertise.

This guide covers the practical steps that make the biggest difference, whether you run a single Wi-Fi camera at home or a multi-camera PoE system with an NVR.

Start With Strong, Unique Passwords

The single most important step is replacing every default password with something unique and difficult to guess. Many camera and NVR breaches happen simply because the factory password was never changed. This applies to the camera itself, the NVR or hub, and the mobile app account used to view footage remotely.

• Use a different password for each device rather than reusing one across your whole system.
• Aim for at least twelve characters, mixing letters, numbers and symbols.
• Avoid anything linked to your name, address or the camera brand.
• Store passwords in a password manager rather than writing them down near the equipment.

Keep Firmware and Apps Up to Date

Manufacturers regularly release firmware updates that patch security vulnerabilities as they are discovered. An outdated camera running old firmware can remain vulnerable to issues that have already been fixed for newer installations. Most modern systems, including Reolink cameras and NVRs, allow updates to be checked and installed directly from the companion app or web interface.

Set a reminder to check for updates every few months, and update the mobile app on your phone whenever prompted. It is also worth checking that automatic update options, where available, are switched on.

Secure Your Home or Business Wi-Fi Network

Wi-Fi cameras rely entirely on the security of the network they connect to. If someone gains access to your router, they may be able to reach every device on that network, including your cameras.

• Use WPA2 or WPA3 encryption on your router rather than older, weaker standards.
• Change the router’s default administrator password.
• Give your network a name that does not reveal your address or the brand of router in use.
• Disable WPS if it is not needed, as it can be a weak point for attackers.

Separate Cameras From Your Main Network

Where possible, place cameras on their own network rather than mixing them with laptops, phones and other personal devices. Many routers support a guest network or VLAN feature that keeps devices isolated from one another. If a camera were ever compromised, this separation limits what an attacker could reach elsewhere on your network.

For larger installations using PoE cameras and a dedicated NVR, this is often simpler still, since the NVR and cameras can sit on their own switch with no direct route to your household or office devices.

Be Careful With Remote Access Features

Remote viewing is one of the main reasons people choose an IP camera system, but it needs to be set up correctly. Features such as UPnP, which automatically opens ports on your router, can make remote access easier at the cost of reduced security. Where a camera or NVR offers a cloud-based peer-to-peer connection through the manufacturer’s own servers, this is generally safer than manually forwarding ports, since it avoids exposing your network directly to the internet.

If you do not use remote viewing at all, consider disabling it, along with any unused services such as FTP upload or open web ports, so there is less exposed to the outside world.

Use Two-Factor Authentication Where Available

Many camera apps now offer two-factor authentication, requiring a code from your phone in addition to your password when logging in from a new device. This is one of the most effective ways to stop unauthorised access even if a password is somehow discovered. It takes only a minute to set up and is well worth switching on for any account linked to live footage of your home.

Choose Reputable Brands With a Track Record

Not all manufacturers treat security with the same seriousness. Established brands with a long history in the surveillance market, such as Reolink, tend to release firmware updates more consistently and respond faster when vulnerabilities are reported. Unbranded or unfamiliar budget cameras sometimes receive little to no ongoing support once sold, which leaves any future flaws unfixed indefinitely.

When choosing new equipment, it is worth checking how long a manufacturer has been supporting its existing product range with updates, rather than judging purely on price or specification sheets.

Do Not Forget Physical Security

Digital protection matters, but physical tampering is a risk too. Mount cameras out of easy reach, use tamper-resistant screws where supplied, and keep NVRs or hubs in a locked cupboard or cabinet rather than out in the open. For PoE systems, keeping cabling concealed also reduces the chance of someone disconnecting a camera to disable it.

Conclusion

Keeping a security camera system safe from hackers is mostly about good habits rather than complicated technical work. Strong unique passwords, regular firmware updates, a properly secured network, and sensible use of remote access features will address the vast majority of real-world risks. Combine this with a reputable brand that continues to support its products, and your cameras can do their job of protecting your property without becoming a vulnerability themselves.