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Questions tagged [router]

A router is a networking device that routes forwards between networks. A router generally has two or more data connections allowing data to be routed between networks.

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What am I missing in port forwarding? [migrated]

I am trying to forward a specific port on my router with listening to that port number, but when I run canyouseeme tool, it shows the connection is refused. I made the inbound rule, no firewall no ...
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1answer
174 views

Found an application (Whatsapp) initiating UPnP requests, is it something that I should worry about?

I have logged in into my router using the web interface. I was checking UPnP forwarding (which is enabled by default), and found out that whatsapp is initiating a UPnP request on port 65072. Is ...
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Is the Asus Router UPnP Media Server a Security Vulnerability?

I understand the security implications of general UPnP, but my router, an Asus RT-AC66U has an UPnP Media Server inside it, where I can stream all my media inside the pendrive attached to the router. ...
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1answer
64 views

Secure onion router setup [closed]

I would like to setup a Raspberry Pi as an onion router, but I have some questions about it. At home I am using a Fritz!Box to connect to the outer world (to the net of my ISP). Would it make any ...
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18 views

Fritz!Box 7490 as NAS [on hold]

I would like to ask which security criteria I should think about when I would like to use my Fritz!Box 7490 as NAS (accessible outside of 127.0.0.1). Is it possible for example to use something like ...
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1answer
99 views

Secure architecture for isolated printer network

I am very new to "networking" and security, but I realize that it would be more secure to have printers on their own "isolated network". How do I secure my networked printers? What kind of printers ...
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1answer
46 views

Analyze / Sniff all packets from all devices connected to a router

First of all, before explaining what I'm trying to do, let me clarify that my intentions are not steal any information, as it's only for study purposes, not even for my own entertainment. I'm trying ...
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1answer
64 views

Is it possible to eavesdrop the wireless data transmission without being authorized to a router?

I read in computer security book that there are three places in wireless networking where you can be attacked: wireless transmission, access points and wireless network itself. The book illustrates ...
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1answer
86 views

Router Code Injection

I read some articles about hacks that have hacked routers which inject ads on websites a visitor visits that replace adsense ads Is it really possible? How can a router hack inject javascript code ...
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3answers
134 views

Router access, am I in danger?

I learned I can access my router from a web device like so http://ipaddress/login.html I was wondering if anyone could gain access to my router control panel. IF that is the case can they compromise ...
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1answer
57 views

How do I configure a home router to block traffic to and from specific geographic regions? [closed]

My mom keeps typing in wrong URLs with typos and getting sent to Chinese typosquatting malware or fraud sites, so I want to configure my home router to block all traffic to and from China as much as ...
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1answer
50 views

How is it possible that you can see connected clients of an WiFi without even connected with it?

Hey folks I have an small question about Network security. I was playing around yesterday with airodump-ng and saw that I was able to see that my other laptop is connected to that WiFi but how is it ...
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1answer
50 views

Router vs router + switch security

I need to add some more ethernet devices to my network. I'd like to keep the current router and the only possibility to add more interfaces would be USB ethernet / PCI ethernet adapters. I could also ...
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0answers
20 views

Are Reddit's subreddit URLs encrypted under HTTPS connection in local network space? [duplicate]

Okay, so I do not know a lot about networks in general or anything security related. A roommate of mine is overseeing and managing the wifi network business within the apartment together we live in. ...
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1answer
41 views

How can a router or my ISP protect against phishing? [duplicate]

I see a few services advertising the ability to protect against phishing and ransomware attacks. ISPs sell services which supposedly protect you and some routers like Check Point 700/900 series. Is ...
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1answer
45 views

Testing Package Leakage at the Router [closed]

I'm home learning a course/certificate for pen-testing and security analysis. I came into a part in the process of pen-testing Perimeter Devices, specifically at testing the Router. At this point I'm ...
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1answer
74 views

Spooky ISP settings

I recently switched to some local internet provider who is relatively a fresh boy in town. It is a wireless setup, with wifi antenna attached to a router in home. This is a fritzbox kid. I observed ...
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1answer
82 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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2answers
96 views

Why are USPS, the Washington Post, Oracle, and MailChimp blocking our home network from accessing their sites?

The problem seems to be that our home network is being blocked from high-profile sites that have really good security measures in place. For example, when I go to the Washington Post's website I get ...
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1answer
132 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 ...
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1answer
101 views

Why does a strong router password matter?

A strong password is always better than a weak password, but even after reading this answer I am confused why a device password is needed in addition to the Wifi network's security key. Assuming that ...
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1answer
104 views

DMZ to Virtualbox VM with pfSense

It is safe to make a DMZ to a VirtualBox VM that has pfSense installed with two network cards one on bridge and one on intnet. The DMZ would do this by indicating the ip of pfSense to the router. ...
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1answer
109 views

Is my network infected? Suspicious messages and devices slowing down

Recently a family friend has been complaining that he has been getting hacked on his home network and that he has been receiving suspicious messages from the attacker. He says that the attacker has ...
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5answers
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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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2answers
93 views

Bypassing rate limit on home router

I'm studying Info Security and was poking around my home router (it's a cheap one) with a python script trying to brute force the admin password for the web interface (it uses HTTP basic and the ...
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0answers
70 views

Connected devices to router are hidden

I was scanning devices connected to my WiFi with netdiscover(Kali linux).I was unable to find any device. I only get Router's IP and MAC address. It does not show any device although i have connected ...
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2answers
104 views

Have firewall and VPN already, should I buy a mini router to protect my laptop?

I often travel for business and use hotel wifi. I have installed Little Snitch and VPN-Outline for internet security. Should I buy a mini router? Will it keep my computer safer? Otherwise,with or ...
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1answer
150 views

I found an unknown ipv4 address on my router

I’m having issues with my sky router and my children’s access to inappropriate sites, I put blocked sites on my router and I’m now seeing an unidentfied ipv4 address trying to access the router for ...
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1answer
64 views

Simultanous VPN on router

I have questions regarding the following setup: Router is configured to tunnel every connection through a VPN server in country A Additionally, using the software of the same VPN provider on the ...
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3answers
143 views

SSH into router [closed]

Is it possible to gain access to a router by SSHing into it. I understand that you can ssh into a specific server or machine with SSH, but can you do the same thing with a router if you know the ...
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2answers
60 views

Why can I reach my router inside a VPN?

I use a third party VPN service. I tried visiting 192.168.1.1 and I'm still able to reach it. Is that subnet routed around the VPN? Why am I able to reach it?
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1answer
145 views

What are the possible solution for blocking VPN connection on a home network?

I am not a techie. I am just wanting to force some parentral control using OPENDNS. Opendns works fine however it is easily broken on android or windows using vpn software like ultrasurf or latern or ...
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2answers
342 views

How to handle the virus on my router?

I believe my router is infected with a virus. If it is, it has been infected for a large period of time (perhaps a year or more). Though, I only started to consider it being a virus around a week ago. ...
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1answer
193 views

Do vendors put backdoors on network devices?

There are several articles that says that vendors plant backdoors on network devices intentionally, such as this one. They found backdoors that were made by the vendors. Also, I read somewhere else ...
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2answers
121 views

Am I being Hacked? So many defferent ip's in router firewall logs [duplicate]

My router dsl light was not stable; It keept disconnecting and connecting..So I logged into Router Homepage to check whats wrong and found there were so many different ip's in Router firewall logs I ...
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4answers
292 views

How to prevent illegal connection to my router WiFi

In my question, which was marked as a duplicate, I got suggested posts to refer to. I`ve read all of them; and my router options are already matching the suggested options: as using WPA2 with AES, and ...
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2answers
114 views

how to reset router without reset button? [closed]

I was trying to enable mac filtering and now I can't access internet, the reset button is broken, is there a way to reset the router or bypass the mac filtering?
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41 views

How to prevent router wifi illegal login [duplicate]

How can I know if someone is hacking into my home router and using my ADSL; and how to prevent this hacking?
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1answer
177 views

Port forwarding to ip address in LAN that is not available

Consider the following situation: In a LAN the router is configured to forward one incoming port from the WAN to a specific local ip-address/port. My question is, how is the security in this ...
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2answers
489 views

Network intrusion security warning in router logs

I found this in the logs of my router Intrusion -> SRC=198.20.70.114 DST=(here was my own ip) LEN=44 TOS=0x00 PREC=0x00 TTL=111 ID=43361 PROTO=TCP SPT=1940 DPT=49152 WINDOW=34917 RES=0x00 SYNURGP=...
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0answers
36 views

Are parts of my system susceptible to IP based malicious attack even with effective IPtables rules?

Yesterday I installed Cent OS 6 and had to flush the default IPtables rules (IPtables -F) in order to access a web app via my browser. Having very little experience with Linux/Network security this ...
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1answer
236 views

Is the router feature “Hairpin NAT” a security risk?

My router has this feature under port forwarding. Is it safe to enable it?
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1answer
64 views

Would it be possible for a malicious user to change the LAN IP address of an uncompromised device?

I have a local network and an IPCam (with its own storage) in it. Due to some practical limitations, I cannot use technologies such as AP isolation or VLAN to isolate low-integrity and high-integrity ...
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2answers
122 views

Is there a threat in router backdoors if I only use SSL?

If there is a backdoor in a modem or router, it can execute a MITM attack. But what if I use SSL (actually TLS)? We use TLS in order to prevent MITM attacks anywhere on the way (such as the ISP, the ...
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1answer
101 views

Are Routers Liken to a Firewall? [closed]

When my ISP came to set up my fiber internet, I told the technician I didn't want a router included within my wired network. He successfully managed setting up the ONT(Optical Network Terminal) ...
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1answer
259 views

Can someone eavesdrop on my home network? [closed]

My network setup is: First router+modem connected to ADSL cable Second router is connected via LAN to WAN to the first router My computer is connected to the second router via ethernet cable. there ...
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1answer
269 views

Management interface on Cisco router

In my company we had firewall as edge device with the internet. Behind this central firewall we have management network. Now we had to put Cisco router in front of central firewall, as part of some ...
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1answer
60 views

About router vulnerabilities that could lead to MITM attacks [duplicate]

I recently read an answer on this stackexchange that informed me that, if a person knows my IP, it can try to hack into my router and change the DNS in order to perform a MITM attack. Now, this is ...
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2answers
549 views

Securing Apartment Wifi [closed]

I recently moved into a new apartment, and with rent "free fiber connection" was included. I was skeptical, but the building location and proximity to my office was a no brainer. Now I'm regretting it....
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1answer
94 views

Can restarting a router result in its software being updated?

Articles in the past few days have mentioned the FBI recommending folks restarting their routers to avoid “Russian” malware from affecting some 500,000 routers. This made me curious; what could ...