ISC Security Vulnerability Feed

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Recent content on ISC

Presentations and Webinars

22 April 2021, 12:00 am

Some video recordings are also available on our YouTube channel. To be notified of upcoming webinars, follow ISC on Facebook or Twitter, or subscribe to the training-info mailing list.
ISC has a long history of contributing to, and implementing, open community standards.

Kea Roadmap Update

6 April 2021, 12:00 am

We have updated the Kea release plan in our Knowledgebase to show that we expect to issue new major versions approximately every year, and each one will be supported for two years.

ISC Response to NIS2

18 March 2021, 12:00 am

Internet Systems Consortium today submitted comments on the proposed NIS2 Directive to the European Commission.

BIND DoH Update

17 March 2021, 12:00 am

Status of DNS-over-HTTPS support in BIND 9 as of March, 2021 The latest development release of BIND 9 contains a significant number of improvements to DNS-over-HTTP (DoH).
Here’s another short profile of one of our engineers. We hope our customers enjoy learning a little more about our team!

ISC Timeline

23 February 2021, 12:00 am

Here at ISC, we are constantly working to improve our software and to look forward at what our customers and users will need from us in the future.

BIND Implements DoH

17 February 2021, 12:00 am

DNS over HTTPS (DoH) in BIND 9 The February 2021 development release of BIND (9.

Managing BIND 9 – Webinar Series

1 February 2021, 12:00 am

Practical BIND 9 Management BIND 9 can produce an extensive array of log messages and metrics.

Other Software

29 January 2021, 12:00 am

Software from ISC ISC has developed several open source tools that our users and customers may find helpful.

ISC's Swag Store

26 January 2021, 12:00 am

While sitting at your desk, hard at work managing your BIND server or your Kea DHCP instance, have you ever thought to yourself, “Oh, how I wish I had an awesome ISC shirt to wear, and a cool ISC hat to keep my head warm, and a beautiful ISC mug to hold my coffee”?

Kea Tools Developed by Users

25 January 2021, 12:00 am

There is nothing more satisfying than seeing that users are extending and modifying your open source project.

OpenPGP Key

20 January 2021, 12:00 am

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BIND Release Model Update

7 January 2021, 12:00 am

Dear BIND Users,
At the end of 2017 we announced a new BIND release model.
Let’s face it: 2020 has been a terrible year for a lot of people in a lot of ways.

ISC's 2020 Accomplishments

8 December 2020, 12:00 am

2020 is finally over, and we can assess the damage.

Support Open Source

1 December 2020, 12:00 am

ISC is a not-for-profit organization. We do not have an endowment, and we are not funded by “the government.

Serve-Stale Update

24 November 2020, 12:00 am

The Day the Internet Broke The successful massive DDoS attack on Dyn during the fall of 2016 caused some popular sites – including Amazon, Netflix, and Twitter – to be unreachable for hours, because Dyn was unable to answer authoritative DNS queries.
We are happy to present another short profile of one of our engineers, to let our customers learn a little more about us.
This list includes products that provide a management interface for, or integration with, ISC open source software.

SAD DNS – Side channel attack

14 November 2020, 12:00 am

In November 2020 some DNS researchers at Tsinghua University and the University of California, Riverside published a paper on a new way to poison the cache of a DNS resolver.

The History of DHCP

29 September 2020, 12:00 am

Development of the DHCP Protocol The Dynamic Host Configuration Protocol (DHCP) was first defined as a standards-track protocol in RFC 1531 in October 1993, as an extension to the Bootstrap Protocol (BOOTP), a network protocol used by a network client to obtain an IP address from a configuration server.

Careers at ISC

25 September 2020, 12:00 am

Thank you for your interest! ISC has a long history of finding the best people to focus their talents and passions on the mission of supporting the infrastructure of the Internet.

Webinar – Comcast and VinylDNS

21 September 2020, 12:00 am

Comcast and VinylDNS VinylDNS is a vendor-agnostic open source front-end for enabling self-service DNS and streamlining DNS operations.

The History of BIND

21 September 2020, 12:00 am

BIND Version 4: UC Berkeley and DEC The Berkeley Internet Name Domain (BIND) package was originally written in the early 1980s at the University of California at Berkeley as a graduate-student project, under a grant from the US Defense Advanced Research Projects Administration (DARPA).

DNS Flag Day 2020

14 September 2020, 12:00 am

This is a repost of a blog we originally posted in August 2019 about DNS Flag Day 2020.
Encrypted DNS – where are we now? As part of ISC’s ongoing mission to keep the Internet open and accessible to all, we are happy to present another webinar on the status of encrypted DNS.

Stork 0.11 Released

8 September 2020, 12:00 am

Stork 0.11.0, September 2nd, 2020 ISC is delighted to announce the release of Stork 0.
ISC is delighted to announce its next series of webinars: Using the Kea DHCP Server.

Kea 1.8.0 Released

26 August 2020, 12:00 am

ISC is delighted to announce the release of Kea 1.

Stork 0.10 Released

13 August 2020, 12:00 am

ISC is delighted to announce the release of Stork 0.

Kea 1.6.3 and 1.7.10 Released

4 August 2020, 12:00 am

ISC is delighted to announce the release of Kea 1.
Graham Hayes (Core Developer for Designate, the DNS component of OpenStack) and Stephan Lagerholm (OpenStack user and DNS enthusiast) will give an overview of the DNS support in OpenStack.
As a service for our users and customers, several months ago ISC began offering packaged binary versions of our BIND 9 and Kea DHCP software, via Cloudsmith.

Stork 0.8 Released

23 June 2020, 12:00 am

ISC is delighted to announce the release of Stork 0.
A Conversation with Quad9 We recently had an extended chat with the Quad9 team to discuss their experience with BIND 9.

Public Mailing Lists

1 June 2020, 12:00 am

Below is a listing of all the public mailing lists on lists.
ISC is releasing updated versions of BIND 9 to address two newly-discovered security vulnerabilities We have released new versions of BIND: 9.
Is increasing complexity inevitable? The worldwide DNS system is very stable and scalable, but the software underlying it is extremely complex.

Stork 0.7 Released

15 May 2020, 12:00 am

ISC is delighted to announce the release of Stork 0.
After observing the use of this practice by some other open source projects, we here at ISC have decided to amend our security policy to allow, at our discretion, limited pre-announcement of pending security vulnerability disclosures.

ISC Annual Reports

13 May 2020, 12:00 am

We invite any interested parties to review our recent annual reports.
Here’s another short profile of one of our engineers, so our customers can learn a little more about us.
Have you ever used ping to troubleshoot issues with the Domain Name System?

ECS Webinar – May 20, 2020

7 May 2020, 12:00 am

EDNS Client Subnet Identifier (ECS), allows a DNS resolver to include information about the requesting client in the query, so that the authoritative system can customize the response.

ISC Acceptable Use Policy

5 May 2020, 12:00 am

Introduction This Acceptable Use Policy (“AUP”) sets forth the principles that govern the use by customers of the systems, services and products provided by Internet Systems Consortium, Inc.
In these scary and uncertain times, it’s more important than ever that we maintain and strengthen our interpersonal connections, especially when we can’t physically be together.
See the new open source management application for Kea DHCP. Stork provides a simple graphical interface for monitoring status, activity, utilization and errors for one or many Kea servers.

ISC’s 2019 Annual Report

22 April 2020, 12:00 am

ISC is delighted to release our 2019 annual report. We accomplished a lot last year and are very proud of our efforts!

BIND 9 RFC Compliance

5 April 2020, 12:00 am

BIND 9 is striving for strict compliance with IETF standards. We believe current versions of BIND 9 comply with the following RFCs, with the caveats and exceptions listed in the numbered notes below.