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DNS Cache Poisoning: Definition and Prevention
White Papers The Internet would grind to a halt - would not be possible - without a Domain Name System (DNS). As this paper shows, the proper operation of DNS is fundamental to the maintenance and distribution of the addresses for the vast number of nodes...
[May 4, 2006, 10:17]
DNS Flusher
Downloads DNS Flusher can be used to flush and reset the contents of the DNS client resolver cache. Simply launch DNS Flusher and it will automatically flush the DNS cache.
[March 14, 2008, 6:00]
DNS Lookup Plus
Downloads DNS Lookup Plus is a utility application that allows users to query a specified DNS server or their carrier's DNS servers for common DNS records. It features specify DNS server by name or IP, use device's current DNS servers, device makes...
[September 3, 2009, 8:19]
DNS Helper
Downloads Mac OS X Server and Mac OS X rely heavily on working DNS to function. Mac OS X Server in particular must having working DNS for many services to function reliably. DNS Helper takes the work out of creating the files that BIND needs to run.
[November 5, 2003, 7:00]
IPv6 Cookbook for Routing, DNS, Intra-Domain Multicast, Inter-Domain Multicast, Security
White Papers In many ways the issues IPv6 routing, IPv6 DNS, IPv6 multicast and security are very similar to the corresponding tasks in IPv4. This paper rather focuses on the differences between IPv6 and IPv4 in these areas and therefore builds on the IPv4...
[March 14, 2005, 2:00]
DNS Enabler
Downloads DNS Enabler allows Mac users to set up a fully-functional Domain Name Server on a plain Mac OS X machine with just one click. DNS Enabler provides the interface to allow users to specify name-to-address mappings for machines on the Internet, as...
[October 1, 2009, 15:45]
Domain Name Service (DNS)
White Papers This design evolved, and RFCs 1034 and 1035 were issued to describe the Domain Name System (DNS) service used in today's Internet. This paper describes Microsoft Windows 2000's implementation of the DNS protocol.
[July 31, 2009, 1:26]
DNS recursion leads to nastier DoS attacks
News But in this latest spate of DDoS attacks, bots are sending queries to DNS servers with the return address pointed at the targeted victim. As a result, the DNS server, rather than the bot, makes the direct attack on the victim.
[March 17, 2006, 9:05]
DNS error takes down internet in Sweden
News A period was dropped at the end of DNS (domain name system) records for the Swedish top-level domain, breaking the entire DNS lookup chain. For some sites the problems will take longer to resolve because of the fact that DNS lookups are cached...
[October 14, 2009, 9:05]
DNS servers 'vulnerable to attack'
News Many DNS servers are wrongly configured or running out-of-date software, leaving them vulnerable to malicious attacks, according to a survey published on Monday. The Measurement Factory surveyed 1.3 million DNS servers, and found that more than...
[October 25, 2005, 17:55]
DNS creator: It's time to add security
News Following the publication of a fundamental flaw in the Domain Name System (DNS) by security researcher Dan Kaminsky, DNS inventor Paul Mockapetris told ZDNet.co.uk on Thursday that internet service providers (ISPs) should "take action" and "add...
[August 12, 2008, 11:57]
DNS attacks occurring, warns Kaminsky
News I think we have been seeing attacks already going on in the field," said Dan Kaminsky, director of penetration testing for IOActive, who warned the industry about the Domain Name System (DNS) vulnerability nearly five months ago.
[August 22, 2008, 8:08]
Building a Linux IPv6 DNS Server
White Papers This paper presents a tutorial on building an IPv6 DNS Linux server that provides IPv6 name resolution as part of an IPv6 network. IPv6 is the next generation protocol designed by the Internet Engineering Task Force (IETF) to replace IPv4.
[July 17, 2007, 4:07]
Verify DNS records with Dlint
News If you manage Domain Name System (DNS) records, you probably already know how seemingly minor errors can cause big problems. Leaving a semicolon off the end of a statement, forgetting the trailing period, or failing to add that right bracket can...
[September 5, 2002, 13:07]
Synchronised, multi-vendor DNS patches released
News A security researcher has responsibly disclosed a fundamental flaw within the Domain Name System, or DNS, the addressing scheme behind the common names used on the internet. Currently, it may be possible to guess these transaction ID values in...
[July 9, 2008, 8:21]
MediaZone Selects NeuStar for Superior DNS Service
White Papers Their web presence is very dynamic and requires frequent DNS changes to keep the content up-to-the minute. The company selected NeuStar's Ultra Services Domain Name Systems (DNS) to improve on-demand content delivery to its customers worldwide.
[April 16, 2009, 1:22]
DNS checking tool is of questionable value
Talkback I have checked with my ISP and with our DNS server admins at work, they have patched their systems. I think this tool is of questionable value. I have tried testing from work and from home, and get results that I am using name servers that are in...
[July 30, 2008, 12:48]
ZoneAlarm updated after Microsoft DNS patch
News Since Tuesday, ZoneAlarm customers have complained that access to the internet was denied after installing MS08-037, a patch designed by Microsoft to fix a vulnerability in both the client and server Domain Name System (DNS) packages within Windows.
[July 11, 2008, 8:50]
'Harmless' DNS data can mask attacks
News The security hack essentially uses data transferred by domain name service (DNS) servers to hide additional information in the network communications. DNS servers act as the white pages of the Internet, invisibly transforming easy-to-remember...
[August 2, 2004, 9:10]
Researcher attempts to unravel Kaminsky DNS flaw
News A security researcher has come up with an attack method he believes could be used to exploit the DNS flaw that was recently patched in a co-ordinated, multi-vendor effort. A warning about the DNS vulnerability, which could allow attackers to hijack...
[July 22, 2008, 17:43]
