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What Is a Network Security Key and How to Find It?

May 09, 2025
What Is a Network Security Key and How to Find It?

Network Security Key, at first glance, seems to be full of tech and even a bit hacker-like, but in reality, it is the Wi-Fi password that we commonly use in our daily life. This blog will tell you in detail what a Network Security Key is, how to find it, and provide more professional cybersecurity tips. Continue reading!

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TL;DR

The key points of this blog are summarized below:

・A Network Security Key is the Wi-Fi password that allows you to connect to a wireless network.
・The main aim of the Network Security Key is to block unauthorized devices from connecting to the network and protect the user’s online security.
・WEP, WPA, WPA2, and WPA3 are all encryption protocols that may be used by Network Security Keys.
・You can find the Wi-Fi password on the router or on Windows, macOS, Android, and iOS devices connected to the network.
・You can use a strong Network Security Key in conjunction with X-VPN to significantly improve online privacy and security.

What Is a Network Security Key?

A Network Security Key, in short, is a password that allows you to successfully connect to the wireless network. Usually, it consists of letters, numbers, and symbols, and is like a unique invitation that ensures that only those who are invited can “enter”, thus effectively preventing others from unauthorized use of your network resources.

In our daily life, we seldom use the term “ Network Security Key ”, but prefer to use Wi-Fi password, wireless password, or network password to describe it. Of course, depending on the type of network security protocol, you may also hear manufacturers or internet service providers use terms such as WEP key, WPA key, etc., to refer to the Network Security Key.

The Roles of a Network Security Key

The main function of Network Security Key is to act as the first line of defense to protect network security, and its important role is reflected in the following aspects:

1. Authentication: The Network Security Key is like a loyal gatekeeper, allowing only visitors with the correct passes to enter the network, excluding the connection of irrelevant devices, and ensuring the network’s speed and stability.

2. Data Encryption: A Network Security Key is also like a safe that protects the data transmitted through the wireless network. Only devices with the correct password can open the lock, thus guarding against data snooping or interception.

3. Device Management: Network administrators can assign network access rights more flexibly through the Network Security Key to ensure well-organized use of network resources.

4. Privacy Protection: Many of our personal info, like browsing habits, accounts, bank cards, etc., are closely linked to the network. The Network Security Key can build a line of defense for personal privacy and deny prying eyes from approaching.

5. Ensure Enterprise Data Security: For enterprises, a Network Security Key can prevent competitors or malicious attackers from obtaining sensitive internal data via illegal means, thus safeguarding the normal operation and competitive advantage of the enterprise.

Different Types of Network Security Keys

Based on the method of encrypting data transmitted wirelessly between two devices, Network Security Keys can usually be categorized into the following types:

WEP

WEP, Wired Equivalent Privacy, was the first standard to provide encryption protection for wireless networks, preventing unauthorized users from eavesdropping or intruding on the network. It works by using a 64-bit or 128-bit key to encrypt data and allows devices connected to the wireless network to authenticate and decrypt packets using the same key. However, since WEP uses static keys, it was gradually realized over time that the protocol had multiple weaknesses. As a result, WEP was phased out in 2003 by Wi-Fi Protected Access (WPA).

WPA

WPA was released to address the serious security vulnerabilities that existed in WEP. The protocol incorporated a series of security features, such as TKIP and MIC, which reduced the likelihood of attackers intercepting data packets and made it more difficult for intruders to tamper with data. This allowed users and businesses to engage in online activities over wireless networks with greater confidence.

WPA2

WPA2 is an upgraded version of WPA and was officially launched in 2004. WPA2 utilizes a more advanced encryption standard, AES, which uses a 128-bit or 256-bit key length and is more reliable than the TKIP encryption algorithm. Also, when users connect to a WPA2-protected Wi-Fi network, they are first required to authenticate their identity and data integrity to ensure the security and confidentiality of the Wi-Fi network.

WPA3

WPA3 is the newest and most powerful Wi-Fi security protocol available, introduced in 2018. It not only solves the security holes that existed in WPA2, but also employs personalized data encryption, providing a unique encryption key for each data transmission. The key length has also been increased to 192 bits or 256 bits. At the same time, users have more flexible options for network access, such as logging in via QR codes or NFC tags, in addition to traditional passwords..

Currently, WPA2 and WPA3 are the most widely used Network Security Key types. For WPA and WEP, you may only find them on some old devices.

How to Find Network Security Key?

Can’t find Network Security Key? No need to search around, we have compiled detailed step-by-step guides for you to find the Network Security Key, that is, Wi-Fi password, on your router, Windows PC, Macbook, iOS, and Android!

For Router

Usually, the default Network Security Key is located on the bottom or side of the router. If you have never changed your Wi-Fi password, this will be your preferred method.

find Network Security Key on router

If you can’t find valid information anywhere, check your router’s user manual.

For Windows 10/11

Step 1. Navigate to Control Panel> Network and Internet, and find Network and Sharing Center on your Windows PC.

Step 2. You can view your active networks. Find and hit the Wi-Fi network name.

hit the Wi-Fi network name

Step 3. On the pop-up Wi-Fi Status windows, navigate to Wireless Properties> Security.

Step 4. Now, you can see the Network Security Key here. Check the Show Characters, then the key will be displayed.

find Network Security Key on windows

For Mac

Step 1. Navigate to Apple Menu> System Settings. Then, hit the Wi-Fi option on the side bar.

head to system settings on mac

Step 2. You will see the connected networks and a list of other networks nearby.

Step 3. Find the Wi-Fi for which you want to know the password and click the button with three dots on the far right side..

Step 4. Select Copy Password in the drop-down menu and paste it anywhere to see the full string.

find Network Security Key on mac

For iOS

Step 1. Head to Settings> Wi-Fi on your iPhone or iPad.

Step 2. Hit the icon on the far right side of your connected Wi-Fi network.

Step 3. Now, tap the Password here, and unblock it with your Face ID.

find Network Security Key on ios

For Android

Step 1. Head to Settings> WLAN on your Android device.

Step 2. Click the Scan button in the upper right corner > Share WLAN.

Step 3. Now, you can use another device to scan the QR code to get the Network Security Key and connect to the Wi-Fi.

find Network Security Key on android

The above steps may vary slightly depending on different Android devices and custom interfaces, but the basic process is generally similar.

How to Change a New Wi-Fi Password?

You can also reset the Wi-Fi password yourself if you no longer want to use the default Network Security Key.

Step 1. Navigate to the IP address of your router via a browser. And log in with the username/password written on the bottom or side of the router.

Navigate to the IP address of your router and log in

Step 2. Find the Wi-Fi Settings option, or the Advanced Settings, Wireless Settings, Wi-Fi Security, etc.

Step 3. Now, set and save the new Network Security Key here.

change wi-fi password

How to Set a Strong Network Security Key?

When resetting your Network Security Key, please follow these tips to create a strong password to ensure your network security:

  • Length First: Please choose a long password of 12 characters or more if possible. Length is the key factor that makes it more difficult to crack.
  • Variety of Characters: Use a combination of uppercase letters, lowercase letters, numbers, and special symbols. This complex combination can significantly increase the complexity of your password.
  • Uniqueness: Ensure that your new Network Security Key is different from your passwords for other accounts or devices. That way, even if someone succeeds in cracking your Wi-Fi password, they won’t be able to easily gain access to your other accounts.

The stronger your Wi-Fi password, the more solid protection it can give your wireless network. Of course, if creating such strong passwords is a burden for you, we offer a 100% free password generator that can help you easily generate strong network security keys with one click.

xvpn free password ganerator

Pro Tip: Protect Your Online Safety

Network Security Keys are the foundation of your network’s protection, but in today’s complex digital environment, it’s not enough to rely on them for defense. Even if you set up an extremely complex Wi-Fi password, it is still as vulnerable as a sheet of paper to advanced hackers.

Therefore, to better protect your online privacy & data security, it is recommended to use additional security tools such as X-VPN. This best VPN utilizes top-notch encryption tech to convert all of your Internet data into unreadable gibberish so that even if someone tries to intercept it, they won’t be able to decipher it. Moreover, with the help of a VPN server, you can hide your real IP address in seconds, making it hard for third parties to trace your real identity and achieving true Internet anonymity.

Click the button below to download X-VPN and enjoy safe browsing!

Why Choose X-VPN?

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  • 8000+ global servers spread over 225 regions.

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  • Unlimited free versions with no login required.

Conclusion

So the Network Security Key is just the Wi-Fi password we often talk about. You can find it on your router or common devices connected to the wireless network. To enhance your online security, we recommend that you use a strong Network Security Key, combined with X-VPN, to provide additional protection for your privacy.

Using a VPN is legally compliant in most parts of the world. But don’t forget to always check local regulations before you act to ensure you are absolutely safe.

FAQs

What is the security key for the mobile hotspot?

The security key for a mobile hotspot is essentially the password for allowing devices to connect to the hotspot. It helps stop unauthorized users from accessing the internet via your traffic.

Is a Network Security Key the same as the password for a Wi-Fi?

In fact, yes, the Network Security Key is just the same as the Wi-Fi password. People also call it a wireless password, Wi-Fi key, network password, or even WEP key, WPA key, etc.

Why won’t my laptop connect to Wi-Fi?

If your laptop won’t connect to Wi-Fi, it could be due to the following reasons:
1. Incorrect Network Security Key entry.
2. Outdated network drivers or devices.
3. There is something wrong with your router.

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