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Questions tagged [dns-spoofing]

DNS Spoofing is a network attack whereby data is introduced into a Domain Name System (DNS) resolver's cache by an attacker that has no authority, causing diverting injected names to redirect traffic to a host controlled by the attacker.

41 votes
4 answers
7k views

How could a public DNS server return bad results?

I live in a country which is under many sanctions. Both internal sanctions (government on people) and external sanctions (US on our people). In our country, YouTube, Twitter, Facebook and many other ...
AlwaysLearner's user avatar
32 votes
2 answers
100k views

DNS zone transfer attack

Can anyone explain what is DNS zone transfer attack or give any link, paper? I have already googled, but could not find anything meaningful.
user avatar
31 votes
3 answers
9k views

How does DNSSec work? Are there known limitations or issues?

Based on information from this site, DNSSec is needed to protect us from a number of DNS and SSL / TLS hacks, including: DNS spoofing, especially on wifi or shared medium Registrars that abuse their ...
makerofthings7's user avatar
27 votes
5 answers
10k views

How secure is binding to localhost in order to prevent remote connections?

Let's say we're running a service that's bound to localhost (127.0.0.1), and the goal is to only allow local clients (i.e. from the same machine only) What techniques might be used to break this ...
davidkomer's user avatar
23 votes
5 answers
9k views

Does DNS allow third parties to register subdomains?

I have one of those questions that rely on the rule sets for DNS lookup. Let us say Person A owns the site https://www.example.com. A different person, Person B, not associated with A, attempts to ...
Tony Barry's user avatar
23 votes
2 answers
32k views

Why doesn't DNS spoofing work against HTTPS sites? [duplicate]

How does using SSL protect aginst dns spoof? since DNS is at a lower level and it is always work the same whether the user is visiting an HTTP or HTTPS site.
Gray's user avatar
  • 401
17 votes
4 answers
8k views

DNSSec (Comcast) vs DNSCurve (OpenDNS)

I was previously using OpenDNS on my internal network. I found out today that Comcast has switched over to DNSSec: Comcast DNSSec. I've done a little research on DNSSec and its benefits. I ...
coding4fun's user avatar
16 votes
3 answers
40k views

What is the most secure way to store cross subdomain cookies

I am working for a company we will call "Company x". This company has a domain companyx.com. They have a cloud platform that manages things like SSL, but in order to do this you are required to use ...
Jackie's user avatar
  • 261
15 votes
5 answers
5k views

Can I avoid DNS spoofing by typing the IP address?

The question is in the title. I have been reading about DNS spoofing. What if I were to save the IP addresses of websites I consider sensitive and then just enter the IP address when I am using a ...
Lmk's user avatar
  • 151
15 votes
2 answers
11k views

How easy/difficult is it to spoof DNS? Are some scenarios safer/more risky than others?

Practically speaking, how easy difficult is it to spoof DNS? What scenarios are more risky than others? For example: A phishing email or twitter link that attracts users to click a hyperlink A ...
makerofthings7's user avatar
14 votes
2 answers
3k views

What problem does DNSSEC solve?

I have read through the questions tagged DNSSEC on this site, and over the years you hear statistics about DNSSEC adoption and about organizations enabling it on their domains... but nobody mentions ...
Luc's user avatar
  • 33k
13 votes
2 answers
3k views

When using https but not DNSSEC, under what situation, a client is vulnerable?

So DNSSEC is to ensure that returned IP address is not poisoned. And https is to verify the remote server. My question is that when protected by https, under what circumstances, a client is ...
Eniaczz's user avatar
  • 133
12 votes
1 answer
26k views

DNS Spoofing vs DNS Cache Poisoning

What is the difference between DNS Spoofing and DNS Cache Poisoning ??? It seems like there are little differences between two attacks, with an exception that DNS server is actually might cache the "...
newprint's user avatar
  • 223
12 votes
2 answers
5k views

Could somebody explain how DNS poisoning might occur in this scenario?

I read the following statement in a security blog using the same source port over and over again for dns queries instead of randomizing them is a vulnerability for dns poisoning Could somebody ...
DaTaBomB's user avatar
  • 665
11 votes
2 answers
5k views

dnsspoof not spoofing (requests and forwards real DNS packet)

I was trying to use dnsspoof but it did not work as expected. These are the steps I followed: Set IP forward in kernel to 1 arpspoof -i eth0 -t 192.168.1.39 -r 192.168.1.1 and arpspoof -i eth0 -t 192....
user1156544's user avatar

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