DNS Spofing 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.

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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 ...
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25k views

DNS zone transfer attack

Hello Guys! Can anyone explain what is DNS zone transfer or give any link, paper? I have already googled, but could not find anything meaningful?
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1answer
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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 ...
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2answers
4k 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 ...
3
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1answer
146 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 ...
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2answers
1k views

Should content delivery depend on FCrDNS (forward-confirmed reverse DNS) look-ups and why?

First, let me clear that this isn't a duplicate of Does deliberately wrong information from a DNS server violate standards generally accepted good practices? thread, as I'm not interested in legal ...
15
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4answers
5k 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 ...
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2answers
2k 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.
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0answers
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Does DNSSEC provide signed statements that a certain domain does NOT yet support DNSSEC? If not, why not?

In my security class with David Wagner, we talked about some of the reasons why DNSSEC is not widely adopted right now. One of the reasons was that for backward compatibility reasons, clients need to ...
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1answer
56 views

Can you force your PC or device to use only DNSSec-verified lookup results?

Okay, I'll admit something first-off: I don't really understand some of the practical aspects of how DNSSec protections work very well.(Even after reading resources like this.) Well, I certainly ...