Blogs

Last modified: January 30, 2014
  • Join The Global Passive DNS (pDNS) Network Today & Gain Effective Tools To Fight Against Cyber Crime

    Why contribute passive DNS data to ISC? ISC - the Public Benefit Company that works to sustain the spirit of the Internet – is expanding the capacity of our Passive DNS System. Passive DNS provides the industry greater insight into how the cyber-criminals are using DNS to violate the Internet. Vetted organizations are invited to join the pDNS network by

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  • Changes to BIND 9 development helped catch bugs

    Yesterday I blogged about how ISC has been changing our internal development practices for BIND 9. Today, with the release of several security patches, I wanted to talk a bit on how they have helped us already. Test-driven Development In many projects, and previously in BIND 9, tests were written after the code was working. This left writing automated tests

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  • BIND 9 Development at ISC

    ISC has begun implementing several methodology changes relating to BIND 9 development. The goals of these changes is to increase our software quality and relevance to you, our customers. Some of these are more internal, but we hope the outcome of these changes are that the effects are positive and noticed by those outside of ISC. As with all changes,

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  • Standardizing the Severity of Security Vulnerabilities

    Larissa Shapiro, ISC Product Manager ISC has recently become aware of a security advisory, CVE-2010-3762 filed against BIND 9 on October 5th 2010. ISC did not request this CVE, nor was it contacted by the submitter prior to its submission. We believe the reported severity assessment of this CVE to be higher than is realistic. Specifically, because a recursive operator

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  • F-Root Routing: How does it work?

    ISC uses an unusual routing configuration for the F-Root name server. While the configuration is relatively easy to understand, it’s hard to deduce by looking at the routing tables. We’ll explain it here! The network 192.5.4.0/23 is used for F-Root. The reasons for using this block are historical and unimportant, but the fact that it is a /23 is very

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