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ZDNet Dictionary Definition
- DNS
- Domain Name System A system for converting host names and domain names into IP addresses on the Internet or on local networks that use the TCP/IP protocol. For...
- Full DNS Definition >>
ZDNet Resources
- ICANN and IANA's domains hijacked by Turkish hacking group
- What happens when the official domain names of the organizations that issue the domain names in general, and provide all the practical guidance on how the prevent DNS hijacking, end up having their own domain names hijacked? A wake up call for the Internet community. The official...
- Tags: Hacking, DNS, ICANN, Domain, Domain Name, Internet Assigned Numbers Authority, Domain Names, Internet, Networking, Dancho Danchev
- Blog posts 2008-06-26
- ICANN: Anycast saved DNS root servers during attack
- ICANN: Anycast saved DNS root servers during attackWhat is the logic?of attacking the DNS root servers with a DDOS? I can sort of understand attacking say a bank server if they shafted you with overdraft fees, or such. But attacking the heart of the internet? Seems to mee that'd also...
- Tags: Domain names, Government, SECURITY, NETWORKING, attack, DNS Root Servers, Internet, DNS, ICANN
- Discussion threads 2007-03-09
- ICANN: Anycast saved DNS root servers during attack
- The two DNS root servers "badly affected" by last month's intense denial-of-service attack were the only two targeted that have not yet installed the Anycast load balancing technology, according to a report (.pdf) released by ICANN.During the cross-continent attack, which lasted for about two-and-a-half hours on February 6, unknown attackers...
- Tags: Viruses and Worms, Data theft, Botnets, Exploit code, Spam and Phishing, Spyware and Adware, Rootkits, Vulnerability research, Microsoft, Browsers, Hackers, Zero-day attacks, Patch Watch
- Blog posts 2007-03-09
- US may delay releasing control of DNS for two more years
- Sept. 30 is the deadline for ICANN to give up control of Internet domain names, but there's a strong possibility the Commerce Department will opt to delay the handoff for another year or two, Reuters reports. The department will hold a hearing tomorrow on the question. The European Commission...
- Tags: DNS, ICANN
- Blog posts 2006-07-25
- EU wants shared control of the Internet
- The US and the EU are headed for a showdown over future control of the Internet, if recent statements at a UN meeting are any indication. Noting that "the Internet is a global resource," EU spokesman Martin Selmayr called for a new cooperation model, AP reported. "The EU ... is...
- Tags: Internet, new cooperation
- Blog posts 2005-10-03
- U.N. agency says it's ready to govern the Net
- U.N. agency says it's ready to govern the NetSure forcefully take the Internet away from the U.S, Won't happen!Who made it and governs it. The United Nations isn't a government or higher than any government's law.The U.N need to prove they are competitent firstThe U.N. has proven over and over...
- Tags: Domain names, VeriSign Inc., ICANN, U.N. Agency, DNS, Internet
- Discussion threads 2005-09-30
- Let private sector run the Net
- Let private sector run the NetOh, yeah... Let private, unregulated company...Have the reigns of the internet in it's hands..."We'll only be doing things for the publics good..."Yeah, Right! Haven't we heard these things before from companies like "Enron", "Worldcom", and "Tyco?"Verisign wants the right to rob the public...
- Tags: Domain names, SECURITY, NETWORKING, ICANN, VeriSign Inc., DNS, SiteFinder **IF**
- Discussion threads 2003-10-17
Additional Resources
- How OpenDNS, PowerDNS and MaraDNS remained unaffected by the DNS cache poisoning vulnerability
- How OpenDNS, PowerDNS and MaraDNS remained unaffected by the DNS cache poisoning vulnerabilityOpenDNS is greatI have been using OpenDNS for over 5 months now on the company network and it does a great job for us. I would recommend everyone use this tool as it has increased our DNS...
- Tags: Domain names, NETWORKING, OpenDNS, MaraDNS, Powerdns, DNS Cache Poisoning Vulnerability, DNS
- Discussion threads 2008-07-25
- Microsoft joins 'patch DNS now' chant; Apple patch missing
- Microsoft joins 'patch DNS now' chant; Apple patch missingI couldn't make this stuff up if I triedSeriously, I'm not that creative.[url=http://talkback.zdnet.com/5208-12691-0.html?forumID=1&threadID=48138&messageID=898138] Apple fan explains why Apple isn't responsible for PWN2OWN vulnerability [/url][i]A Perl exploit isn't an Apple bug, anymore than the Flash exploit on the Vista machine was a Microsoft...
- Tags: Apple Mac OS X, Domain names, Apple Mac OS, Operating systems, DNS, Microsoft Corp., Apple Inc.
- Discussion threads 2008-07-25
- Microsoft joins 'patch DNS now' chant; Apple patch missing
- On the heels of the release of weaponized exploit code for the DNS cache poisoning vulnerability, Microsoft has joined the chorus of security pros pleading with DNS server providers to immediately apply patches to protect users from malicious attacks. The Redmond, Wash. security...
- Tags: Apple Macintosh, DNS, Vulnerability, Apple Inc., Exploit Code, Microsoft Corp., Attack, Dan Kaminsky, Domain Names, Apple Mac OS X, Networking, Security, Internet, Operating Systems, Software, Apple Mac OS, Ryan Naraine
- Blog posts 2008-07-25
- A Friday Active Directory puzzler
- A Friday Active Directory puzzlerSuggestions...Have you installed the required hotfixes and patches in the 2000 environment? http://support.microsoft.com/kb/331161similar problemupgraded a larger AD domain from 2000 to 2003 by adding a 2003 server.Depending on the error, it could be a lot of things.I got a similar error.it came down to using the...
- Tags: Friday Active Directory puzzler, Friday Active Directory, puzzler
- Discussion threads 2008-07-25
- How OpenDNS, PowerDNS and MaraDNS remained unaffected by the DNS cache poisoning vulnerability
- The short answer is being paranoid about tackling a known vulnerability. It's 2001, and Daniel J. Bernstein DJB, author of the then popular djbdns security-aware DNS implementation, is applying basic math principles to raise awareness on what's to turn into the "sky is falling" critical Internet vulnerability in 2008, in...
- Tags: DNS, Vulnerability, Anomaly, Attack, OpenDNS, MaraDNS, NSS, Domain Names, Networking, Internet, Dancho Danchev
- Blog posts 2008-07-25
- News to know: 'Spam king' dead; Microsoft's cloud; Dell;
- Notable headlines: Ryan Naraine: Escapee 'Spam King' dead in apparent murder-suicide CBS Denver Video: 'Spam King' Inmate Dies Along With Wife, Daughter Mary Jo Foley: Ozzie foreshadows 'Zurich,' Microsoft's elastic cloud Microsoft to get more 'Apple-like' in PC,...
- Tags: Larry Dignan
- Blog posts 2008-07-25
- Kaminsky suggests long-term fix will still have to be determined, but patch now, or pay soon
- Kaminsky suggests long-term fix will still have to be determined, but patch now, or pay soonTTLSomething I wish I'd asked during the webcast and which I can't quite get my head around:It was said that setting a long TTL doesn't help because of the way delegation works - has to...
- Tags: Domain names, DNS server, TTL, server, Kaminsky
- Discussion threads 2008-07-24
- Kaminsky suggests long-term fix will still have to be determined, but patch now, or pay soon
- I listened to the Black Hat webcast today to grab as much info as I could on this subject. The biggest thing that I heard from the whole talk is that the patch fixes things to a reasonable point, but that long-term, there will have to be more work...
- Tags: CERT, DNS Server, Server, Kaminsky, Dan, Patches, Domain Names, Security, Internet, Nathan McFeters
- Blog posts 2008-07-24
- AT&T iPhones exposed to DNS cache poisioning? Or not?
- Here's a photo of my iPhone after running Dan Kaminsky's Doxpara DNS Checker tool a few minutes ago: I ran the same test at the DNS-OARC's DNS checker and got this: 209.183.33.23 (schinetdns.mycingular.net) appears to have GREAT source port randomness and GREAT transcation...
- Tags: DNS, AT&T Corp., Domain Names, Networking, Internet, Ryan Naraine
- Blog posts 2008-07-24
- News to know: DNS flaw; Amazon; Microsoft shakeup; Facebook
- Notable headlines: Ryan Naraine: Researchers borrow from Google PageRank for network defense service Attack code published for DNS flaw Nate McFeters: |)ruid and HD Moore release part 2 of DNS exploit 'Spam King' escapes from federal prison iPhone vulnerable to phishing,...
- Tags: Apple iPhone, Facebook, DNS, Amazon.com Inc., Microsoft Corp., Microsoft Xbox, Flaw, Game Players, Domain Names, Networking, Security, Consumer Electronics, Personal Technology, Internet, Larry Dignan
- Blog posts 2008-07-24
- |)ruid and HD Moore release part 2 of DNS exploit
- |)ruid and HD Moore release part 2 of DNS exploitSo, Linux's BIND the first to be exploited...So, Linux's BIND the first to be exploited...Nice work!CoolNate, nice post and analysis!Wasn't the replacing the ns.victim.com cache entry part of the Halvar Flake speculation? I thought first part of the exploit was to...
- Tags: Domain names, NETWORKING, Operating systems, Alecco, DNS, ruid, exploit, HD Moore, Linux
- Discussion threads 2008-07-24
- Code Diffs for DNS Exploit Code
- Diffs between revisions of the exploit code released by HDM and |)ruid. Generated by Billy Rios. by Nathan McFeters
- Tags: Revision, DNS, Exploit Code, Domain Names, Networking, Internet, Nathan McFeters, diffs, code, Exploit, HDM, |)ruid, Billy, Rios, McFeters, Nate, Nathan, screenshots
- Image galleries 2008-07-23
- |)ruid and HD Moore release part 2 of DNS exploit
- [Updated 07/24/2008: Gallery images of diffs of code revisions has been included and will be updated as things change, see here.] Earlier today, noted researchers |)ruid and HD Moore released exploit code for the Metasploit tool for attacking the DNS flaw that was originally reported by Dan...
- Tags: DNS, Domain, Server, Entry, Exploit, NS, NS Record, Domain Names, Networking, Internet, Nathan McFeters
- Blog posts 2008-07-23
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