The Domain Name System (DNS) translates Internet domain and host names to IP addresses.

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How can I determine the domain controller when it's not in DNS?

On a penetration test going in blind for an organization, meaning no knowledge of network topology of design, no idea what the domain(s) might be, and domain controller is not apparent in DNS...how ...
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DoS attack against a domain registrar and DNS provider

our smalltime registrar comes under DoS often who is also our DNS provider. If we switch our DNS provider, will it let us keep our domain afloat during an attack against the registrar, or do we have ...
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Attackers of Google DNS hijacking

As we know Google DNS server (8.8.8.8) in 14th and 15th March was hijacked in Sao Paulo. And subsequent to this event, BGPmon.org announced an alert Now, In a course assignment, we are asked to ...
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Kaminsky Bug DNS Cache Poisoning

I'm trying to use Kaminsky DNS cache poisoning method. I'm using bind9 server on ubuntu and static port. So far I achieved to insert a line into DNS cache which is ;additional www.blalba.com 80000 ...
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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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RHS Blocklist, Other blocklists and impacts of RHS blocking on similar domains

I am not very familiar with Blocklists so had a few queries around it. I have a sub-domain example.com which is used to send mass marketing emails i.e. emails are sent from no-reply@example.com. A ...
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Silent security on android

I saw a DEFCON talk about owning back a stolen PC/Mac, with a SSHd daemon and a dynamic-ip service installed,running in background. I was wondering if is it possible to achieve tha same results on an ...
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Root Zone Trust Anchor Publication?

I'm reading through DNSSEC Trust Anchor Publication for the Root Zone. Section 4 lists two methods to distribute the root keys: HTTP and HTTPS. Fetching over HTTP is not secure, and fetching over ...