Questions tagged [wifi]

Security for 802.11 wireless networks.

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1answer
551 views

Phone sending many packets

Earlier, I accessed my modem to check out the IPs in my network. The network was configured with DHCP (with a considerable time to expire), and I didn't recognize 3 or 4 of IPs: most of them were ...
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93 views

Are VLANs necessary to segment WiFi SSID to secure traffic?

WiFi routers offer the ability to configure multiple SSIDs. Equally some routers also enable the option to configure virtual networks (VLANs). If the requirement is to secure WiFi traffic such that ...
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1answer
266 views

Why do I see bridged devices when monitoring Wi-Fi activity?

I'm trying to figure out what information about my infrastructure can leak through Wi-Fi. I ran Kismet and was surprised to see that a few minutes later, Kismet displayed not only the MAC addresses ...
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183 views

How does airodump-ng work?

Additionally, airodump-ng writes out several files containing the details of all access points and clients seen. source: https://www.aircrack-ng.org/doku.php?id=airodump-ng But how is airodump-ng ...
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35 views

Can man in the middle on spoofed wifi decrypt ssl data? [duplicate]

I've been searching on google and I found other topics like this one (Does https prevent man in the middle attacks by proxy server?) that say man in the middle on public wifi will not be able to ...
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1answer
159 views

Can my online activity be detected with this set up?

Here's my situation. In the past several months, I've had my credit card information stolen twice and Instagram account hacked into. I'm hoping this is just bad luck, but I'm a little paranoid now ...
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1answer
80 views

Is it possible to mitigate risks of using a wifi connection that uses a self-signed security certificate?

I don't really know anything about security certificates, and I tried reading about this, but couldn't find the answer. Edit: The hotel I'm staying in uses a login page for the wifi connection that ...
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1answer
138 views

Can do I brutefore wifi password with handshake without wifi detection? [closed]

I have captured handshake but now I want to bruteforce wifi without detection it (in different place). Is it possible? If yes, how to do that?
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127 views

new available wi-fi networks

All of a sudden I see on my computer and Roku on available networks; Dining Room Speaker.o Master Room Speaker.o What are these? Are they a new hacking tool someone is using to whatever? How do I ...
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1answer
248 views

How can I use parabolic antenna to strengthen access point signal for evil-twin penetration testing?

I am using TP-LINK TL-WN722N v1.x for evil-twin penetration testing but the signal is not stronger than the target access point, so the attack is easily recognizable. I am trying to figure out how can ...
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1answer
100 views

Is a temporary local hotspot on an Android device secure enough for my purposes?

I intend to deploy some embedded software on Raspberry Pi devices. All will have WiFi capability, but not all will have internet access. I want to occasionally be able to update the firmware in all, ...
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1answer
127 views

Can I spoof a specific AP of a network?

My college wifi requires a certificate installation and also is very unreliable. Therefore, I prefer using my mobile data when I am on campus. But the college has its own app for attendance taking and ...
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1answer
141 views

What considerations are there for using USB WiFI adapters and how to protect against them?

Often with older machines, the built-in WiFi adapters have failed. These in turn drive a demand to procure USB WiFi adapters since ethernet connectivity is not a choice. Since the devices will be ...
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2answers
229 views

Can a rogue client bypass the Wi-Fi Access Point?

Let's assume that one client contains malware, and that it belongs to a Wi-Fi network protected with WPA2/Personal (hence, via a password known to the piece of malware), where some other vulnerable ...
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2answers
329 views

Is it dangerous to connect to a public unsecure wifi network a few seconds before connecting to a vpn?

This might be common sense but I just can't seem to get it. I purchased a vpn subscription for security ( I travel a lot therefore I am dependent of public wifi networks ). I have configured all the ...
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32 views

Can my work's Wifi see the video I sent through Snapchat [duplicate]

So I accidentally sent a video over Snapchat at work using my works WiFi on my own personal device. To connect to the WiFi I have to put my work user ID and password in and I’m pretty sure some ...
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0answers
57 views

Is secured WiFi with a publicly available password any safer than open WiFi? [duplicate]

Modern security training take the same principle that sex Ed videos took when I was in school -- scare the viewers into never taking a chance. Our corporate training suggests to never connect to any ...
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1answer
105 views

Security implications of attaching a wireless printer to network

I am looking at these instructions which suggest basically giving the wireless printer your network password to configure it. I don't know enough about security or networks to know the implications of ...
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1answer
1k views

WiFi name keeps changing but not by me

Over the last year I continue to get notifications that my WiFi has changed. I have xfinity and have changed my equipment twice and updated my settings to be more secure as follows: changed default ...
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2answers
2k views

View packets of whatsapp?

I start doing a research about what's actually delivered from some android applications (such as telegram or whatsapp) outside to the world. I do it in the following mediums: 1. Wifi 2. GSM It ...
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1answer
147 views

How to protect your wifi traffic from sniffing if untrusted people know the password?

WPA2 PSK is used to encrypt packets to and from a router. All the members on the network have the wifi password, so theoritically if one of them is untrustable they could be able to capture and ...
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2answers
476 views

Is it possible for my school to see the apps that I use?

So I've seen that they can see stuff if you search it on Google, Bing, etc., but can they see the apps on my phone like Snapchat, Instagram, etc.? If so, can they see me using them?
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176 views

How to secure Wifi Direct p2p connection between android devices?

I found this answer. However, I want to know how to use WPA2 and ssl to secure wifi - direct connection. Also is there a way to make wifiDevice visible only in the app that I want and not in other ...
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3answers
380 views

What are some best practices for WiFi security, in light of recently discovered vulnerabilities?

In the past few months, we've seen the revelation of several WiFi vulnerabilities (eg KRACK). It doesn't look like NIST has updated any of its best practices. How should we configure our enterprise ...
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1answer
109 views

Security of wireless connection vs. wired connection on wireless router

Would using a wifi dongle to connect my computer to a wifi enabled router make my computer more vulnerable to someone who wanted to gain unauthorized access to it, than connecting to the wifi router ...
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1answer
250 views

How to prevent MITM DNS attack by router [duplicate]

My landlord is very much a busybody and he has extreme political views. I suspect he is using a Windows program that communicates with the Wifi router to record what websites all the tenants are ...
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1answer
70 views

Securely connecting a wifi client to an AP using a generated password

I have two embedded systems, one acting as an AP with WPA2 and the other as a client. The idea is for a user to connect their client to the AP without any setup, so the authentication will all be ...
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1answer
128 views

What has to occur for a hacker to monitor traffic from my LAN?

I understand that if you change your network card from managed mode to monitor mode you will be able to monitor and sniff the traffic of your local network plus all the access points around you. My ...
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2answers
160 views

A computer on the public network I was using was penetrated at a codejam. Am I at risk?

I was at a code jam today for 12 hours. At the end of the day as I was leaving, one of the programmers claimed his computer was hit with a reverse shell attack. He was voicing this as I was ...
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1answer
1k views

Can IMEI be tracked through IP address if cellular never activated on device?

Just want to know if an iPad can be tracked via IMEI over IP address if the device is NOT activated on a cellular network. The device is only used on a WiFi network and has never/will never be ...
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2answers
330 views

Can I see the MAC address of a router on an encrypted Wi-Fi network?

Say that I am within range of a Wi-Fi network that is encrypted using WPA2, but I don't know the password. Is it possible for me to learn the MAC address of the Wi-Fi router that is broadcasting the ...
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2answers
5k views

I couldn't deauth any devices using aireplay-ng command in kali linux

I am using Kali linux. I've updated all tools and services by apt-get update and apt-get upgrade. I was using aircrack-ng for pentesting my wlan network. I wanted to deauth any device connected to my ...
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1answer
113 views

Can my overly suspicious boyfriend see my info and accounts and more on my laptop or phone? [closed]

I live at home with a caring but paranoid overly suspicious boyfriend who has unfortunately been burned too many times in life by others. He never believes where I am, always rushes me etc. The 6-7 ...
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1answer
162 views

Home wifi: is it typically possible to prevent WLAN devices from selecting their own IP address?

Motivation: I want to be able to create different outbound traffic rules for different devices on my network e.g. my laptop can create VPN tunnels, whereas my kids' laptops can only connect DNS/HTTP/...
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3answers
160 views

Can information sent over unencrypted http still be seen if I'm on an encrypted wifi?

I was booking a haircut online and noticed that when they made me sign up for an account, the credentials were not being encrypted (or at least that's what firefox was telling me). It's not a huge ...
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0answers
103 views

How can a 802.11 client verify the authenticity of an AP it is trying to connect to?

With the onset of hardware like the WiFi pineapple, it has become somewhat harder to protect the privacy of your WiFi network. WPA2 Enterprise with Radius authentication could come to rescue here, but ...
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1answer
102 views

Is it possible to push a device from a private WiFi in order to decoy it to a public WiFi?

Regarding How to force clients to connect to WiFi automatically? and this situation: my neighbour is connected to his private Wi-Fi I have a Pineapple Nano broadcasting public SSID's (McDonald, ...
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1answer
339 views

Sniffing router's WiFi traffic

Let's say someone already has my key and is logged in my wifi network and also has access to my router. Catching the four-way handshake for the hacker is important to see my web traffic. If he wants ...
0
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1answer
143 views

Can smartphone app be hacked by wifi?

We all know that it is possible to spy on other people in the same wifi network, even if it is difficult. What about apps, like Facebook app for Android? Is it similar to an https website so it is ...
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3answers
2k views

Can my school see exactly what I’m doing? [duplicate]

My school requires us to install digicert global root CA and digicert sha2 secure server to access to the secure and guest WiFi onto our personal devices. Does this mean that the school can see the ...
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0answers
101 views

How does fake authentication work with no other clients connected to the AP? (aireplay-ng)

I was reading a tutorial about how to hack a WEP network that has no other clients connected to the AP. It says that fake authentication must be used and it appears to work, but I don't understand how ...
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1answer
326 views

Can a school find my personal computer if I'm on their wifi? [closed]

I know that they can find my search history on their wifi and some websites (reddit etc) are blocked, but will they be able to know it was my computer specifically?
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1answer
251 views

Securely using a WiFi network with weak password

My roommate's wifi password is just the ssid with a single-digit number appended. The ssid itself is a word that appears in the dictionary also with a single-digit number appended to it. E.g. his ...
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1answer
111 views

Can code be transmitted through computers’ antennas? [closed]

I have an Acer Aspire E15 5-575. I removed its WiFi card, while kept its black and white antennas intact. I did this to avoid being discovered by long or short range wireless transmissions, wanting to ...
50
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5answers
14k views

Can someone without the WiFi login and no physical access to a router still access it with the admin login?

If you have a router with default login and password for the admin page, can a potential hacker gain access to it without first connecting to the LAN via the WiFi login?
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1answer
759 views

Can anyone using my wifi see what I'm browsing?

Can anyone using my wifi see what I'm browsing? I've already read questions and answers about this topic and everybody suggests to use VPN. I have two questions: is Tor safe for this issue? If I ...
1
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2answers
188 views

How dangerous is this Network?

Our school requires everyone to bring their own laptops for homework, etc. It uses something called 'Genian NAC' to authenticate users. I can either use Ethernet or Wi-Fi to connect, but both require ...
1
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2answers
273 views

After having changed wifi password the client list shows devices, which do not know yet the new password

This applies to spectrum provided modem/wifi router Ubee. My wifi router's client list showed unknown devices. So I changed the password. These unknown devices were still connected (via wifi, not ...
2
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2answers
152 views

public WiFi hotspot-What is leaking at that tiny moment before connecting to a VPN?

When you sign up for a VPN account you also download the service's client,be it for Android, Windows etc but this question is specifically for Android or portable devices connecting through public ...
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1answer
85 views

Is communication with printers protected?

If someone can break into my home network then they can record anything going over my WiFi network, which is why https is essential and VPN is useful. Now my printer is connected through WiFi, and ...

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