Why your router may be dangerous: default passwords and simple security rules

What is a default password and why is it dangerous?

Every router has factory-set logins and passwords for accessing settings — usually something like «admin/admin» or «admin/1234». Manufacturers set them uniformly across the entire series of devices to simplify initial setup.

The problem is that these combinations are widely known. They can be found online in seconds — and that's exactly what hackers do. Imagine installing a new lock on your door but leaving the key in the lock on the outside. That's roughly what a router with a default password looks like.

What could happen if someone gains access to your router? They could see what websites you visit, redirect you to fake banking and service pages, connect third-party devices to your network, or use your Internet for illegal activities.

How to tell if your Wi-Fi is broken

Signs of a hacked Wi-Fi router are often dismissed as mere technical problems. However, there are a few things to pay special attention to:

1. The Internet has suddenly slowed down. If the speed has dropped for no apparent reason, someone else may be using your network simultaneously.
2. The list of connected devices includes unfamiliar ones. Go to your router settings and check the «Connected Devices» section. Detecting someone else's smartphone or laptop on your network is cause for concern.
3. You are being redirected to suspicious websites.If unfamiliar or fake pages open instead of the usual ones, an attacker may have changed the router's DNS settings.
4. The router settings have changed on their own.If you notice that your Wi-Fi SSID (network name), password, or other settings differ from what you set, this is a serious warning sign.
5. The router's lights are blinking excessively. If this blinking continues, whether or not you're using the Internet, it may indicate unauthorized traffic on the network.

If you notice any of these signs, don't hesitate and proceed to the protection steps described below.

How to protect your router from hacking

Most router vulnerabilities can be fixed with a few clicks in the default settings. Let's look at each of the existing protection methods.

● Change the admin panel password

This is the most important step, and it literally takes three minutes.

The admin panel password is your access to the router's settings. To change it, open a browser and enter the router's address — usually 192.168.0.1 or 192.168.1.1. This address, along with the default username and password, can be found on a sticker on the bottom of the device. Go to the settings, find the «Administration» or «System» section, and change the password to your own — one that's complex but easy to remember.

A strong router password should contain at least eight characters, including numbers and letters. However, avoid variations like «12345678» or your date of birth.

● Change your Wi-Fi password

In addition to the admin panel password, your Wi-Fi password — the one you enter on your phone or laptop to connect to the network — should also be unique and complex.

If you're still using a Wi-Fi password like «12345678» or a street name, it's time to change it. You can do this in your router settings (in the Wi-Fi or Wireless Network section).

While you're at it, check your network encryption type — it's WPA2/WPA3 in your router settings. Older WEP and WPA protocols are considered insecure and don't actually protect your network.

● Disable or secure your guest network, if you have one

Generally, a guest network is useful: you allow guests to access the Internet without giving them access to your devices and files. However, there's a catch: if the guest network is protected by a weak password or is open, it can be used to access your main network. Therefore, either set a strong password for it or disable it when not in use.

● Update the firmware

Firmware is the internal software in a router that controls its operation. A router with outdated firmware may have vulnerabilities that have long been known to attackers.

Therefore, manufacturers regularly release software updates that patch discovered vulnerabilities. You can check for updates in the router settings (usually in the «System» or «Updates» section). Some modern models update automatically, but it's best to check manually at least once every few months.

● Check who's connected to your network

In your router settings, there's a section with a list of connected devices — usually called «Clients», «Connected Devices», or DHCP. Go there and check if there's anything unfamiliar. If you see a device you don't recognize, it's time to change the Wi-Fi password and check your network settings.

● The location of your router also matters

An important point: don't place your router near a window if you live on the ground floor or in a private home. Wi-Fi signals extend in all directions and can reach outdoors. This means neighbors or random passersby can try to connect to the Internet by picking up your signal.

And remember, network security starts with a reliable provider. Maxnet provides a secure connection based on fiber-optic infrastructure — without unnecessary network nodes that could become weak points. If you have questions about setting up Wi-Fi security or securing your connection, please contact Maxnet technical support.