Security Archives | The NuGet Blog

.NET 5 NuGet Restore Failures on Linux distributions using NSS or ca-certificates

Jon Douglas April 6, 2021 Apr 6, 2021 04/6/21

We will be releasing updated builds of NuGet this week to accommodate NuGet restore failures on Linux distributions. The failures are observed when updated versions of the NSS or ca-certificates packages are installed.

How to Scan NuGet Packages for Security Vulnerabilities

Drew Gillies March 2, 2021 Mar 2, 2021 03/2/21

Today, we are announcing the public availability of NuGet’s vulnerability features that you can use to ensure your projects are vulnerability free and if not, to take action to securing your software supply chain.

The NuGet.org repository signing certificate will be updated as soon as March 15th, 2021

Christopher Gill February 25, 2021 Feb 25, 2021 02/25/21

The current NuGet.org repository signing certificate will be updated as soon as March 15th, 2021. If you validate that packages are repository signed by NuGet.org, you will need to take steps to avoid disruptions when installing packages from NuGet.org.

The Microsoft author signing certificate will be updated as soon as November 1st, 2020

Christopher Gill October 22, 2020 Oct 22, 2020 10/22/20

The current Microsoft author signing certificate will be updated as soon as November 1st, 2020. If you validate that packages are author signed by Microsoft, you will need to take steps to avoid disruptions when installing Microsoft packages.

NuGet.org will permanently remove support for TLS 1.0 and 1.1 on June 15th

Christopher Gill May 25, 2020 May 25, 2020 05/25/20

Last November, we shared our two-stage plan for deprecating TLS 1.0/1.1 on NuGet.org in which we stated that the permanent removal of TLS 1.0/1.1 support would occur in April 2020. However, in April, to avoid disrupting customers in the midst of the COVID-19 pandemic, we announced that we would continue to support TLS 1.0/1.1 until further ...

NuGet.org will continue to support TLS 1.0 and 1.1 until further notice

Christopher Gill April 22, 2020 Apr 22, 2020 04/22/20

Last November, we shared our two-stage plan for deprecating TLS 1.0/1.1 on NuGet.org and actions you can take today to ensure your systems use TLS 1.2. In that post, we announced that NuGet.org would remove support for TLS 1.0/1.1 in April 2020. However, since then, our customers have faced a variety of challenges in the wake of the COVID-19 ...

Deprecating TLS 1.0 and 1.1 on NuGet.org – Stage 1

The NuGet Team February 12, 2020 Feb 12, 2020 02/12/20

In this post, we will go into more details and a specific timeline for Stage 1 i.e. temporarily removing support for TLS 1.0/1.1 on NuGet.org. The goal is to help you identify systems that may be affected and will give you an opportunity to take action before we permanently remove support for TLS 1.0/1.1 in April 2020.

Deprecating TLS 1.0 and 1.1 on NuGet.org

Karan Nandwani November 15, 2019 Nov 15, 2019 11/15/19

co-authored by Scott Bommarito At Microsoft, using the latest and secure encryption techniques is very important to us to ensure the security and privacy of our customers. TLS 1.0 and TLS 1.1, released in 1999 and 2006 respectively, are known to be vulnerable to a number of attacks including POODLE and BEAST. In the past, we removed ...

Lock down your dependencies using configurable trust policies

Rido December 5, 2018 Dec 5, 2018 12/5/18

For the past several months we have focused on various features to improve package security and trust. Around a year back, we had announced our plans on various signing functionalities that we have been implementing at a steady pace. We enabled package author signing and NuGet.org repository signing earlier this year. Continuing on the signing...

NuGet.org starts repo-signing packages

Rido August 10, 2018 Aug 10, 2018 08/10/18

In May, we implemented Stage 1 and enabled support for any NuGet.org user to submit signed packages to NuGet.org. Today, we are announcing Stage 2 of our NuGet package signing journey - tamper proofing the entire package dependency graph. What is a Repository Signature? A repository signature is a code signing signature produced with an X....

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