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Michael Kosir

@michaelkosir.com
396 followers 708 following 18 posts

💼 Developer Advocate @ HashiCorp 👨‍💻 github.com/michaelkosir 🌐 www.michaelkosir.com 🏊‍♂️🚴‍♂️🏃‍♂️

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Reposted by Michael Kosir
Rosemary Wang @joatmon08.com · 07/05/2025
Another episode of HashiCast: CHANGELOG is out. @michaelkosir.com and I cover #Nomad 1.10, HCP #Vault Radar, and more. Lots of releases so we had tough time choosing what to chat about this time! www.hashicorp.com/en/resources...
hashicorp.com
HashiCast: CHANGELOG - Nomad 1.10 & HCP Vault Radar
Rosemary Wang and Michael Kosir (developer advocates at HashiCorp, an IBM Company) discuss new releases like Vault and Nomad on IBM Z and LinuxONE, Nomad 1.10, and HCP Vault Radar as well as updated f...
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Michael Kosir @michaelkosir.com · 17/03/2025
#Vault Agent Injector is a powerful tool for #Kubernetes and #OpenShift that removes the need for native secrets and complex RBAC by injecting secrets directly into pods at runtime. The Vault Agent sidecar automates authentication and rendering of secrets to shared volumes! #HashiCorp #DevOps #Cloud
Animated architecture diagram for Kubernetes showing how Vault Agent Injector injects Vault Agent sidecars through an Admission Controller. The sidecars automate the process of authenticating to Vault and rendering secrets to shared memory volumes.
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Michael Kosir @michaelkosir.com · 14/03/2025
Had a great time presenting at the San Antonio #HashiCorp User Group (HUG). It was fun and exciting to get the group meeting again after 5 years! If you're in the area and want to meet with local practitioners, or even want to present on a topic, be sure to join the next event!
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Reposted by Michael Kosir
Corey Quinn @quinnypig.com · 05/03/2025
Pleased to announce I passed my first AWS specialty certification.
A laptop sticker for an AWS specialty certification in shitposting
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Michael Kosir @michaelkosir.com · 05/03/2025
Experimenting with `uv` recently, a blazing-fast #Python package manager, and it's making #distroless images easier to work with. Hyper-fixated on image size optimizations 🫠 For my use case, size breakdown: 🐍 python (base): 1.07 GB 🐍 python (slim): 192 MB 🐍 distroless (w/ uv): 101 MB
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Michael Kosir @michaelkosir.com · 12/02/2025
Join us on March 6 for a special webinar to help you confidently prepare for the Vault Associate exam. Whether you're just getting started with Vault or have your exam appointment scheduled, this session will set you up for success! Register Now 👉 www.hashicorp.com/en/events/we...
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Michael Kosir @michaelkosir.com · 06/01/2025
Already thinking of Balatro and Factorio. I should extend my holidays 😅
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Michael Kosir @michaelkosir.com · 17/12/2024
I love finding little easter eggs in Vault's source code! github.com/hashicorp/va...
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Michael Kosir @michaelkosir.com · 16/12/2024
A mature HashiCorp Vault monitoring and observability strategy simplifies finding answers to important Vault questions. If you want to observe key metrics, logs, and telemetry emitted from Vault or practice building dashboards/reports/alerts checkout my latest repo that sets everything up locally!
github.com
GitHub - michaelkosir/vault-observability: This repository provides a demo of observability for HashiCorp Vault.
This repository provides a demo of observability for HashiCorp Vault. - michaelkosir/vault-observability
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Michael Kosir @michaelkosir.com · 04/12/2024
Did you know AWS #reinvent has a 5k? It was great seeing so many people out this morning! Excited for day two!!
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Michael Kosir @michaelkosir.com · 02/12/2024
Find me in the community zone at the #HashiCorp booth at #reinvent!
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Michael Kosir @michaelkosir.com · 02/12/2024
Excited for one of the first talks of #reinvent from @mistwire.com and @justjewels.bsky.social! Supercharge your #devops practices with #genAI
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Reposted by Michael Kosir
Rosemary Wang @joatmon08.com · 18/11/2024
We're back for part 2! Join me and @jcolemorrison.bsky.social at #AWSreInvent for a session about HashiCorp Cloud Platform. (Clearly, we didn't learn our lesson about building large-scale live demos from 2023.) If you can't make the session, stop by the #HashiCorp booth and say hello.
Two HashiCorp speakers for DOP301-S: Build for massive scale and security with the HashiCorp Cloud Platform at AWS re:Invent
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Reposted by Michael Kosir
Zig 🪩 @zig.computer · 02/12/2024
I want an AWS unwrapped “You’re in the top 2% of Elastic Beanstalk users”
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Reposted by Michael Kosir
Chris Williams☁️🐍 @mistwire.com · 02/12/2024
Sunday night #reinvent dinner with AWS Heroes, @vbrownbag.com hosts, HashiCorp, & AWS Community🥰🥰🥰 @rossbarich.bsky.social @michaelkosir.com @bschaatsbergen.com @justjewels.bsky.social @brookejamieson.bsky.social @matthewbonig.bsky.social @ajs.bsky.social @giftedlane.bsky.social
Group of dear friends at a dinner table. Except Bonig. Everyone hates Bonig.
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Michael Kosir @michaelkosir.com · 02/12/2024
Made it to Las Vegas and #reinvent! Come find me and say hi!
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Michael Kosir @michaelkosir.com · 28/11/2024
Dallas Turkey Trot! Happy Thanksgiving 🦃
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Michael Kosir @michaelkosir.com · 27/11/2024
Last call to speak at #HashiTalks 2025! All technical skill levels and backgrounds welcome. Submit by December 1, 2024! This global edition of HashiTalks follows the sun ☀️ as we hear from practitioners around the world share their #HashiCorp story for 24-consecutive hours.
sessionize.com
HashiTalks 2025: Call for Proposals
HashiTalks is a 24-hour, free virtual event for HashiCorp users that follows the sun. Connect with our global community to hear from and learn with fe...
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Reposted by Michael Kosir
emily freeman @emilyfreeman.bsky.social · 26/11/2024
That little countdown on 2FA apps stresses the shit out of me. I feel like I'm diffusing a bomb. If it gets into the red, I just wait. I can't handle the stress.
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Reposted by Michael Kosir
Jack Roper @jackwesleyroper.bsky.social · 15/11/2024
New to Bluesky like me? Get started by following Hashicorp Ambassadors using the pack created by @marko.social 🍻 go.bsky.app/FEpXrbj
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Reposted by Michael Kosir
Sarah Drasner @sarahedo.bsky.social · 25/11/2024
💻 Remember, if you're on a Mac, you can clean up your desktop by having screenshots sent to another folder: defaults write com.apple.screencapture location whatever-the-pwd-of-folder-is (then do killall SystemUIServer)
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Reposted by Michael Kosir
Nicolò Ribaudo @nicr.dev · 23/11/2024
Developers, do you want to verify yourself here but don't have a personal domain? You can use your GitHub account! 🦋🐱 I temporarily renamed myself to @nicolo-ribaudo.github.io :)
Screenshot of my Bluesky profile, showing @nicolo-ribaudo.github.io as the handle
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Michael Kosir @michaelkosir.com · 23/11/2024
Enjoying this beautiful Saturday morning!
Tree shaded hike/bike trailOrange Open WIDE gravel bike
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Reposted by Michael Kosir
Bruno Schaatsbergen @handle.invalid · 21/11/2024
Once it’s observed, it’s relied upon. abenezer.org/blog/hyrum-l...
abenezer.org
Hyrum's Law in Golang / Abenezer Belachew
Occurrence of Hyrum's law in Golang
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Michael Kosir @michaelkosir.com · 21/11/2024
Recently, I've had the need for a multi-cluster Vault setup (Performance/DR Replication). I built a repo to quickly spin up a multi-cluster Vault environment locally using docker. (TF coming soon). Useful for debugging replication issues, or even practicing DR failovers! github.com/michaelkosir...
github.com
GitHub - michaelkosir/vault-replication-demo: This repository provides a demo of HashiCorp Vault Enterprise replication locally.
This repository provides a demo of HashiCorp Vault Enterprise replication locally. - michaelkosir/vault-replication-demo
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Michael Kosir @michaelkosir.com · 20/11/2024
Taking a moment to reflect ⛵️ Just me, the sailboats, and the calm before #AWS #re:Invent
Lake with sailboats
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Michael Kosir @michaelkosir.com · 18/11/2024
Headed to #re:Invent? Find me in the Community Zone at the HashiCorp booth at #re:Invent! 14 days to go!
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Reposted by Michael Kosir
Chris Williams☁️🐍 @mistwire.com · 18/11/2024
Attending re:Invent? Check out my tips (and attend my DevOps session!) www.pluralsight.com/resources/bl...
pluralsight.com
AWS re:Invent 2024 guide: Tips from AWS Hero Chris Williams
AWS Hero Chris Williams provides tips to maximize your AWS conference schedule, stay hydrated, and attend the top AWS workshops and sessions at re:Invent.
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