As with any other computer network, the major security goals in WLANs are: confidentiality, integrity and availability (termed as CIA triad). Prominent techniques that help in attaining these goals include: access control, authentication, encryption, message authentication codes (MAC).
What are the WLAN security standards?
Wireless Security – Standards
| Standard | Frequency | Max speed |
|---|---|---|
| 802.11a | 5 GHz | 54 Mbps |
| 802.11b | 2.4 GHz | 11 Mbps |
| 802.11g | 2.4 GHz | 54 Mbps |
| 802.11n | 2.4 or 5 GHz | 600 Mbps |
What are the main requirements of WLAN?
The following are among the most important requirements for wireless LANs:
- Throughput. …
- Number of nodes. …
- Connection to backbone LAN. …
- Service area. …
- Battery power consumption. …
- Transmission robustness and security. …
- Collocated network operation. …
- License-free operation.
How do you secure a WLAN?
What can you do to minimize the risks to your wireless network?
- Change default passwords. …
- Restrict access. …
- Encrypt the data on your network. …
- Protect your Service Set Identifier (SSID). …
- Install a firewall. …
- Maintain antivirus software. …
- Use file sharing with caution. …
- Keep your access point software patched and up to date.
What are the security issues in WLAN?
Three most common WLAN security threats include:
- denial of service attacks – where the intruder floods the network with messages affecting the availability of the network resources.
- spoofing and session hijacking – where the attacker gains access to network data and resources by assuming the identity of a valid user.
Can a hacker hack Wi-Fi?
Can a Wi‑Fi router be hacked? It’s entirely possible that your router might have been hacked and you don’t even know it. By using a technique called DNS (Domain Name Server) hijacking, hackers can breach the security of your home Wi‑Fi and potentially cause you a great deal of harm.
How do I know my WiFi security type?
How to Find Your Wi-Fi Security Type in Android. To check on an Android phone, go into Settings, then open the Wi-Fi category. Select the router you’re connected to and view its details. It will state what security type your connection is.
What components are needed for WLAN?
You need to be familiar with three types of WLAN components:
- Wireless network cards.
- Wireless access points.
- Wireless bridges.
Which of the following is NOT a WLAN requirements?
Which of the following is not a standard of WLAN? Explanation: AMPS is a standard of first generation network. HIPERLAN is a WLAN standard developed in Europe in mid 1990s.
How do I make my WiFi security stronger?
8 Steps to Stronger WiFi Security
- Use Sophisticated Passwords. …
- Change the Default WiFi Admin Username and Password. …
- Use the Latest WiFi Encryption. …
- Encrypt WiFi Router Admin Pages. …
- Update the WiFi Router Firmware Frequently. …
- Consider Locking Down MAC Addresses. …
- Train Users Not to Auto-Connect. …
- Use Always-On SSL.
What is best security for WiFi?
The bottom line: when configuring a router, the best security option is WPA2-AES. Avoid TKIP, WPA and WEP. WPA2-AES also gives you more resistance to a KRACK attack.
What is WLAN connection?
A wireless local area network (WLAN) is a wireless distribution method for two or more devices. WLANs use high-frequency radio waves and often include an access point to the Internet. A WLAN allows users to move around the coverage area, often a home or small office, while maintaining a network connection.