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    Gravitational Blog

    gravitational.com · Company blog · on HN since 2016

    Gravitational, a YC-backed company, makes Teleport, an open source Go tool for SSH and cluster access, and blogs about it and Kubernetes.

    Visit blogHN submissions
    DevOps & CloudSecurity
    What HN says

    HN links it for its hiring posts and Teleport docs. Commenters describe Teleport as amazing to use and a good way to get off plain SSH.

    Stats for nerds
    57HN people shared it
    178linked in comments
    6.9Kstory points
    Oct 2020last shared
    2017people per year2020

    Top posts on HN

    1. 1
      How to SSH Properly
      2 people · 584 points · first shared 2020 · 158 comments on HN
    2. 2
      The full-time job of keeping up with Kubernetes
      2 people · 484 points · first shared 2018 · 223 comments on HN
    3. 3
      SSH Handshake Explained
      2 people · 419 points · first shared 2019 · 15 comments on HN
    4. 4
      Rolling your own servers with Kubernetes
      2 people · 409 points · first shared 2019 · 203 comments on HN
    5. 5
      Microservices, Containers and Kubernetes in Ten Minutes
      2 people · 388 points · first shared 2019 · 85 comments on HN
    6. 6
      Show HN: Invite friends to SSH into your laptop using their GitHub handle
      1 person · 334 points · first shared 2017 · 99 comments on HN
    7. 7
      It's time to reconsider going on-prem
      2 people · 248 points · first shared 2016 · 109 comments on HN
    8. 8
      How SAML 2.0 Authentication Works
      1 person · 214 points · first shared 2019 · 36 comments on HN
    9. 9
      Everything you need to know about OAuth 2.0
      1 person · 207 points · first shared 2020 · 28 comments on HN
    10. 10
      Using BPF to Transform SSH Sessions into Structured Events
      2 people · 206 points · first shared 2020 · 25 comments on HN

    What HN people wrote when they linked it

    • hoshJan 2018

      Elixir is great for stateless apps. So are a bunch of other platforms.

      Elixir is exceptional at stateful apps. And it is true, many of those things are now handled through K8S. However, K8S doesn't handle everything and requires a lot more ceremony and infrastructure than what you can get within the Elixir/Erlang ecosystem.

      I think there might be a way to work with Elixir + K8S in a way specific to the domain you are working with. Not everyone needs to be able to hot-reload code without dropping live connections, but if if you do, and you want to deploy on K8S, then you can try writing a K8S operator that encapsulates that idea. However: https://gravitational.com/blog/running-postgresql-on-kubernetes/ (which is more about how every distributed system requires deep domain knowledge, not just specifically about PostgreSQL)

      I have not deployed Elixir on GCP. I have deployed other things though, and I can tell you the private networking is much better set up than AWS. As far as distributing nodes, you can do that with any of the cloud providers.

    • twakefieldAug 2017

      Gravitational | Senior Devops Engineer, Senior Backend Engineer | Oakland and Toronto | ONSITE, REMOTE (for those with remote experience), https://gravitational.com/

      About us:

      We are well-funded, early stage systems & cloud startup headquartered in Oakland. We are an experienced team: we founded Mailgun [1] which was acquired by Rackspace, we created Vulcand [2] and some other cool stuff at Rackspace [3] and are the authors of Teleport [4], Teleconsole [5] and Telekube [6].

      We love Linux and low level systems programming and we love helping open source communities and other engineers build great solutions.

      Additional detail: https://github.com/gravitational/careers

      Contact: jobs@gravitational.com

      [1] https://www.mailgun.com

      [2] https://github.com/vulcand/vulcand

      [3] https://www.rackspace.com/en-us/cloud/servers/onmetal/specs

      [4] https://github.com/gravitational/teleport

      [5] https://www.teleconsole.com/

      [6] http://gravitational.com/telekube/

    • russjonesFeb 2020

      Thank you Abe! The kind comments are appreciated!

      So far we have gotten positive feedback. While this feature does not protect against root doing something malicious, it does allow admins to capture what root was doing up until they did something malicious and link that information to an identity (if using SSO).

      Along with this feature we rolled out a Workflow API [1] that can be used to request role elevation. Once you add in session termination (which we are aiming for in the next release), you will have a powerful set of features that will allow you to start users out with limited access to your cluster with the ability to request more privileges and potentially automatically termination your session (and user) if you're found to be doing some malicious.

      [1] https://gravitational.com/blog/workflow_api/

    • alexkNov 2019

      Gravitational (YC S15) | Multiple Positions | Seattle, Toronto, Oakland | https://gravitational.com

      Do you enjoy building and selling security and deployment tools for other engineers? Join us to hack on open source software in Seattle, Toronto or Oakland. Most of our code is Go, we have very little technical debt, our codebase is clean and small. Selling our products is fun.

      Here is our tech stack:

      * Go.
      * Linux.
      * Kubernetes.

      We are looking for sales, marketing and QA automation engineers and managers to join the team.

      The full list of our open positions and application instructions:

      https://gravitational.breezy.hr/

      We offer:

      * Competitive salary and equity.
      * 401k with company match.
      * Christmas bonus.
      * Offsite retreat for everyone once a year.
      * Excellent health insurance.

    • kevin_nisbetDec 2017

      Depending on what you're looking for, if it's just an environment to play around with, minikube is a good option: https://github.com/kubernetes/minikube

      And as another poster stated, kubeadm is a good way to get started on a VM or local system by following this guide: https://kubernetes.io/docs/setup/independent/install-kubeadm/

      And last, possibly not what you're looking for but worth mentioning, there are commercial options available such as gravitational telekube which includes among other features a way to consistently install kubernetes amongst different environments and providers https://gravitational.com/telekube/. *Please be aware though that I'm affiliated with gravitational and work on telekube

    • mcpherrinmJul 2020

      Seems like this mainly notes changes in this release.

      https://gravitational.com/teleport is the landing page with more feature details.

      I think a short list of features interesting to me is:

      * SSH CA integrated with whatever SSO you have, removing need to distribute SSH authorized_keys files.

      * SSH Bastion & Server with audit logging. Record sessions, who did what. Needed for many security-sensitive environments.

      * Reverse-tunnel mode, where devices without public IPs (or a vpn) can connect to your bastion server. Useful if you're deploying computers "in the field" that you want remote access to, without needing additional VPN or port forwarding, etc.

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