Jason Riemer (@jriemer) 's Twitter Profile
Jason Riemer

@jriemer

Security Customer Success @Microsoft. Hockey Dad. Gadget Geek. Take photos sometimes. My ramblings and opinions, not those of my employer

ID: 87760407

calendar_today05-11-2009 19:18:31

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Cobra Commander (@cobracommander) 's Twitter Profile Photo

Hope you enjoy your five-hour TSA lines and ICE checkpoints at the airport this week, America. I’ll continue to travel in style, unbothered.

Hope you enjoy your five-hour TSA lines and ICE checkpoints at the airport this week, America. I’ll continue to travel in style, unbothered.
Mike Tholfsen (@mtholfsen) 's Twitter Profile Photo

Big update for Microsoft 365 Copilot Notebooks 📒 Copilot Notebooks are AI-powered workspaces for a project or topic built on your reference materials—bringing together your work context behind a project in one place for you, your team members, and Copilot to collaborate on.

Satya Nadella (@satyanadella) 's Twitter Profile Photo

Introducing Critique, a new multi-model deep research system in M365 Copilot. You can use multiple models together to generate optimal responses and reports.

Microsoft Security (@msftsecurity) 's Twitter Profile Photo

Vishing attempts have outgrown personal calls. This time, threats used Microsoft Teams. Before this becomes your next fire drill, see how DART breaks down a vishing call that led to initial access, how it was stopped, and what security teams should learn from it—all in our

Satya Nadella (@satyanadella) 's Twitter Profile Photo

New in M365 Copilot: Council. You can run multiple models on the same prompt at the same time, so you can see where they align and diverge, and understand what each adds.

Erik Kuna 🚀 (@erikkuna) 's Twitter Profile Photo

This is the shot you can’t get from the press site. This camera was sitting a few football fields from the SLS rocket at Pad 39B for days before launch, baking in the Florida sun, surviving rain, humidity, and whatever else the Cape threw at it. No photographer behind the

This is the shot you can’t get from the press site. This camera was sitting a few football fields from the SLS rocket at Pad 39B for days before launch, baking in the Florida sun, surviving rain, humidity, and whatever else the Cape threw at it. No photographer behind the
Topher Scott (@hockeythinktank) 's Twitter Profile Photo

Longevity records are the hardest records to break and to me are the hardest to achieve. It requires a consistency and grit to the mental and physical grind of being a pro hockey player. Sid is one-of-one.

Nelly; (@nrqa__) 's Twitter Profile Photo

🚨 BREAKING: Someone at Microsoft just open-sourced a tool that converts almost any file format into clean Markdown. It's called MarkItDown. And it handles everything. PDFs. Word docs. PowerPoints. Excel spreadsheets. Images. Audio files. HTML. ZIP archives. One tool. One

🚨 BREAKING: Someone at Microsoft just open-sourced a tool that converts almost any file format into clean Markdown.

It's called MarkItDown. And it handles everything.

PDFs. Word docs. PowerPoints. Excel spreadsheets. Images. Audio files. HTML. ZIP archives.

One tool. One
Merill Fernando (@merill) 's Twitter Profile Photo

Just dropped a new EntraChat episode with Sean Metcalf from TrustedSec and honestly my brain is full 🤯 Sean has been doing Microsoft identity security since Azure AD was barely a thing and he still sees the same misconfigs in enterprise environments every. single. day. legacy

Just dropped a new EntraChat episode with <a href="/PyroTek3/">Sean Metcalf</a> from <a href="/TrustedSec/">TrustedSec</a> and honestly my brain is full 🤯

Sean has been doing Microsoft identity security since Azure AD was barely a thing and he still sees the same misconfigs in enterprise environments every. single. day.

legacy
Satya Nadella (@satyanadella) 's Twitter Profile Photo

Every agent will need its own computer. And with new Hosted agents in Foundry, every agent gets its own dedicated enterprise-grade sandbox, with durable state, built-in identity and governance, and support for any harness or framework. Read more: devblogs.microsoft.com/foundry/introd…

Every agent will need its own computer. And with new Hosted agents in Foundry, every agent gets its own dedicated enterprise-grade sandbox, with durable state, built-in identity and governance, and support for any harness or framework.

Read more: 
devblogs.microsoft.com/foundry/introd…
Nathan McNulty (@nathanmcnulty) 's Twitter Profile Photo

ICYMI - You can instantly hybrid join devices without ADFS or Entra Connect Sync using Entra Kerberos learn.microsoft.com/en-us/entra/id…

ICYMI - You can instantly hybrid join devices without ADFS or Entra Connect Sync using Entra Kerberos

learn.microsoft.com/en-us/entra/id…
Rick Claus 🦋 @RegularITguy.com (@rickstercdn) 's Twitter Profile Photo

Full disclosure, my team helped put Windows Server Summit 2026 together. We did that because hybrid infrastructure is still the day job for a lot of people, and Windows Server is a huge part of that story. This event is meant to be practical & rooted in real operator experience.

Full disclosure, my team helped put Windows Server Summit 2026 together.
We did that because hybrid infrastructure is still the day job for a lot of people, and Windows Server is a huge part of that story. This event is meant to be practical &amp; rooted in real operator experience.
Microsoft Threat Intelligence (@msftsecintel) 's Twitter Profile Photo

In the first quarter of 2026, Microsoft Threat Intelligence detected approximately 8.3 billion email-based phishing threats, with QR code phishing more than doubling within the period and CAPTCHA gated campaigns evolving rapidly across delivery methods. msft.it/6012vy9q8