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Archive for the 'DNS' Category

On-Demand Web Server Load Balancing for the Rest of Us: TZO

Tuesday, April 8th, 2008

Most web sites are supported by multiple servers, even small firms quickly graduate beyond a single server as traffic builds. It is important that server loads are distributed in a balanced way and that failed servers are detected and traffic routed to others in the network. Optimizing load balancing has usually meant an expensive hardware […]

IPv6: coming to a root server near you

Thursday, January 3rd, 2008

Just before year’s end, ICANN/IANA sent out a short message saying that “on 4 February 2008, IANA will add AAAA records for the IPv6 addresses of the four root servers whose operators have requested it.” The Internet Corporation for Assigned Names and Numbers (ICANN) is mostly responsible for the global Domain Name System, the […]

Thinking fast-flux: New bait for advanced phishing tactics

Thursday, January 3rd, 2008

Years ago, attackers would often have one or two really important machines that were the centerpiece of their criminal money-making schemes. The bad guys, thus, often faced one or more single points of failure in their criminal infrastructures. A phisher’s imposter Web site could be taken out. A spammer’s mail server could be added […]

DNS, GPS and LOC Records

Monday, November 26th, 2007

There are existing technologies already in place to trace people, or at least a domain name via DNS record. This can be accomplished by dynamically updating your LOC record. This is strait forward for static IP Addresses with static locations, but what about dynamic domain names that can go mobile? Obviously there needs to be […]