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Build A Scalable DNS Infrastructure
News Here's how this actually works: a client program, such as a Web browser, that needs to connect to another computer using a domain name (for example, www.mydomain.com), sends the query to the DNS server that the client computer is configured to use...
[May 9, 2006, 13:05]
Verify DNS Records With Dlint
News Every domain name on the Internet has at least one primary "name server" (DNS server) that stores its information. If you manage Domain Name System (DNS) records, you probably already know how seemingly minor errors can cause big problems.
[September 5, 2002, 13:07]
DNS Cache Tool For ISA Server 2004
Downloads Run the DNS Cache Tool (Dnstools.exe) an ISA Server computer to display the contents of the Domain Name System (DNS) cache and to delete entries in the DNS cache. The DNS Cache Tool (Dnstools.exe) is a command-line tool that can be run on a...
[September 13, 2007, 14:35]
First Attacks On DNS Flaws Reported
News The existence of the Domain Name System (DNS) flaw, which could be used to redirect browsers to malicious sites, was revealed at the start of July by security researcher Dan Kaminsky. On Friday, a user named James Kosin posted an excerpt from a...
[July 28, 2008, 13:37]
DNS Servers 'vulnerable To Attack'
News Internet Systems Consortium's BIND software, which performs the domain name resolution function, is out-of-date on a fifth of DNS servers — which underpin the Internet by translating domain names into IP addresses.
[October 25, 2005, 17:55]
New Shield Repelled Internet Backbone Attack
News The distributed denial-of-service attack on the Domain Name System (DNS) proved the effectiveness of the Anycast load-balancing system, the Internet Corporation for Assigned Names and Numbers (ICANN) said in a document published on Thursday.
[March 12, 2007, 8:24]
EBay Germany Domain Hijack: No Prosecution Imminent
News The teenager claims that he stumbled across Web sites which described how to do a DNS transfer and "just for fun" requested a domain name server (DNS) transfer for several sites including Google.de, Web.de, Amazon.de and eBay.de.
[September 8, 2004, 17:15]
Key Internet Server Moved Amid Security Concerns
News But VeriSign, which runs two of the Net's 13 domain name service (DNS) root servers, said Thursday that the timing of the move was coincidental and that the measure was part of a general programme to reduce security risks.
[November 11, 2002, 7:39]
Key Internet Server Moved For Security
News But VeriSign, which runs two of the Net's 13 domain name service (DNS) root servers, said Thursday that the timing of the move was coincidental and that the measure was part of a general program to reduce security risks.
[November 8, 2002, 7:42]
The Man Who Transformed Internet Security
Comment The flaw Kaminsky discovered could allow criminal hackers to guess the transaction ID of any request to a DNS server for a particular domain, such as one used for a bank or an e-commerce site, and then re-direct that request to another site, a...
[July 16, 2008, 15:19]
Microsoft Proposes Sender ID To Jam Spam
News With Caller ID, announced in February 2004, Microsoft proposed that the IP addresses of outgoing mail servers should be added in XML to the domain name server (DNS). He suggested that even with Sender ID, it might be possible to obtain a domain...
[June 28, 2004, 16:20]
Symantec On Alert After Surge In Net Activity
News Vincent Weafer, senior director of US-based Symantec Security Response, said the company's DeepSight firewall sensors had begun reporting an unusually large volume of networks events commonly associated with DNS activity.
[October 3, 2003, 11:50]
BIND Bug Opens Domain Name Servers To Attack
News CERT, an Internet security advisory service, on Tuesday warned that the flaw affects Domain Name System (DNS) servers running version 9 of Berkeley Internet Name Domain (BIND) prior to version 9.2.1. The exploit allows a hacker to send a DNS packet...
[June 5, 2002, 15:11]
How Does 'Sender Policy Framework' Work?
News The 'PTR' mechanism instructs the receiver to check the domain name of the sending host through DNS, and see if this corresponds with the domain name being checked. An SPF record is a single TXT entry in the DNS for each domain.
[March 17, 2004, 14:40]
How To Tweak Linux Network Files
News If neither nameserver is found, bind (the system handling DNS on a Linux server) will search the entire domain (in this case, nater.org) for a nameserver. In the above entry, the domain is nater.org, and the primary and secondary DNS servers are...
[January 7, 2003, 8:56]
Windows Bug May Allow Network Traffic Hijacks
News It turns out that an attacker can easily register a proxy server on a network using the Windows Internet Naming Service, or WINS, and other network services including the Domain Name System, or DNS, he said.
[March 26, 2007, 8:44]
OpenID At Risk Due To DNS Flaw, Warns Researcher
News Robin Wilton, a corporate architect for federated identity at Sun, described OpenID's reliance on the integrity of the Domain Name System (DNS) as a "multi-factor problem" in light of the discovery of a fundamental flaw in DNS by security...
[August 13, 2008, 15:54]
Cluster Aware WINS And DHCP
News I've lost count of the times I've been told, "We're not using NetBIOS in our NT4 domain because we're running DNS. You may be able to successfully cluster the DNS service using the generic Cluster Service resource -- that's up to you.
[October 22, 2002, 13:47]
Microsoft Blames Own Technicians For Outages
News While Microsoft worked to track down the cause, security experts took the opportunity to examine, and criticise, the configuration of Microsoft's DNS servers According to the Whois directory of Internet domains, other major networks, including...
[January 25, 2001, 8:35]
Security Firm RSA Falls Foul To DNS Hack
News Computer security firm RSA has had one of its Web sites effectively defaced by computer criminals apparently keen to make a point about the insecurity of DNS (Domain Name System) authentication. According to security and encryption expert Brian...
[February 14, 2000, 16:19]
