Questions tagged [routing]
Routing is the process of moving packets across a network from one host to another. It is usually performed by dedicated devices called routers.
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Why is IPsec transport mode "vulnerable" for not having integrity of variable fields? Why is this so important?
With IPsec transport mode we CAN'T have integrity of variable fields (eg TTL and checksum).
Why is it a problem? Is it? What could be the attack?
I think TTL expire or checksum modification (so both ...
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Using Android Wireless Hotspot while connected to Hotel internet via VPN
I want to make sure I understand the security implications of this scenario:
I am staying in a hotel.
I have a VPN on my android phone.
I connect to the hotel's unencrypted WiFi network with the ...
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How do I reach the "remote" web app using IP routing? (locally reaching another subnet with VPN to get to an app) [closed]
I have a PCAP basically stating two things:
An ARP request who has 192.168.a.b? Tell 192.168.b.c
An ARP answer with the MAC address follows of course.
The following requests all access an web app, ...
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What is the better tunnel endpoint?
I'm trying to understand the consequences or implications of setting up tunneling endpoints for the below topology. The tunneling may be used for anything (encryption, VPNs, etc.) assuming the general ...
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Can attacker gain access to my private network application through pivoting and/or lateral movement?
I am using a public wifi network.
When I start a nodejs express server at my local system at port 3000, I can access that website on another device (that is connected to the same public wifi network) ...
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How routing protocols deal with malicious or faulty routers?
I know very little about Internet Protocol or networking in general but my understanding is that, at a very high level, the routing works by routers telling other routers how "fast" they can ...
user275766
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how does a DNS request sniffer see packets destined for DNS server?
If a DNS sniffer/spoofer is running on a network using something like netwag/netwox, how does the sniffer see the request that is destined for the real DNS server?
Wouldn't the packets for the DNS ...
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Should I be seeing network management protocols on 'user' subnets?
When performing a passive packet capture of a network, I have seen a large amount of traffic being broadcast using different protocols. These protocols are primarily used to perform some kind of ...
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Routing a site-to-site VPN through my regular VPN service
currently engaged in live competitive red vs blue team exercises in an enterprise style Windows AD environment. My device runs a modern Debian Linux OS.
cscotun0
We typically connect to the lab/domain ...
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How to prevent a web application from accessing local URLs (SSRF) [duplicate]
In our web app the users can specify a URL that the server will access later (POP3 access and browser push notifications).
This means the web app does a network request to a user-chosen server. The ...
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What is the risk of my VPN traffic routing through China?
I recently set up a new VPN on a Hetzner VPS (using Wireguard). It works fine, but I notice that when I do a traceroute from home to the server, I see several Chinese intermediaries.
I'm not too ...
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Open Ports at ISPs Gateway
I am working to set up OpenVPN access to my home network. To do this, I had to contact my ISP, because they had the necessary port blocked at the Gateway/Router that I do not have access to.
In my ...
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How to block all inbound traffic from a specific Internet address or subnet using TomatoUSB router software (LINUX based)
I'm not trained in Linux, but I think I found the solution to my problem documented, but it is not working as expected. I am NOT an iptables guru, I'm learning as I go.
A Russian IP is trying to ...
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Other computers/customers of my Internet Service Provider appears under my "Network" section in Windows Explorer
I could see many computers under "Network" section on the left sidebar of Windows Explorer, but I am the only one who uses computer on my home.
So I suppose all those computers are also using the ...
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What happen when a local device have the same IP as an external website
When I enter 'google.com' in my web browser, my computer goes to the DNS server and gets Google's server IP address, then it look for that address in the local network and when it doesn't find it it ...
Abdulrahman Alattas