Sean Metcalf
@PyroTek3
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Identity Security Architect @ TrustedSec. Microsoft Certified Master #ActiveDirectory & former Microsoft MVP. Co-Host @ Enterprise Security Weekly. He/Him. #BLM
4°08'15.0N 162°03'42.0E
Joined August 2014
To my black family, friends, and people seeing this:. I love you.You matter.I'm here for you. #BlackLivesMatter.
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RT @BSides_NoVA: Join us at BSides Northern Virginia on Friday, October 10th for workshops and Saturday, October 11th for the conference! @….
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RT @techspence: The IT admin turned security admin is a really great career trajectory. It sets you up nice well to expand into just about….
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RT @bsidesSTL: 🔓 Want to learn a new skill? Come visit #BSidesSTL's Lockpicking Village for a fun, hands-on way to explore physical securit….
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RT @BlueTeamCon: This year's schedule just dropped and it's jam-packed with amazing talks and fun events. Check it out now and get started….
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RT @MSFTExchange: Introducing Cloud-Managed Remote Mailboxes: a Step to Last Exchange Server Retirement | Microsoft Community Hub https://t….
techcommunity.microsoft.com
We are excited to announced a feature that enables cloud management of email properties for users with remote mailboxes.
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Time to update your Apple devices.
Apple fixes new zero-day flaw exploited in targeted attacks - @serghei.
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RT @BleepinComputer: Hackers steal Microsoft logins using legitimate ADFS redirects - @Ionut_Ilascu. .
bleepingcomputer.com
Hackers are using a novel technique that combines legitimate office.com links with Active Directory Federation Services (ADFS) to redirect users to a phishing page that steals Microsoft 365 logins.
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RT @techspence: 🔔 New FREE security tool for IT admins & defenders!!!. 🕵️♂️ AppLocker Inspector. Audits an AppLocker policy XML and report….
github.com
Audits an AppLocker policy XML and reports weak/misconfigured/risky settings, including actual ACL checks. - techspence/AppLockerInspector
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RT @SamErde: In which my friend Jake discovers a vulnerable behavior in the macOS Screen Sharing app and it is now considered harmful. Use….
jakehildreth.github.io
Babby’s First macOS Security Report Despite being my daily driver at both work and home, I’ve never dug too much into macOS security. I very occasionally read stuff from Patrick Wardle, but he’s the...
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RT @alitajran: Removing the Last Exchange Server is now FINALLY possible!. A new capability in Exchange Online now allows administrators to….
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RT @ITguySoCal: After the Oct 14, 2025 end-of-support, Exchange Online can flag hybrid orgs running Exchange 2016/2019 as “persistently vul….
techcommunity.microsoft.com
As we continue to enhance the security of our cloud, we are going to address the problem of email sent to Exchange Online from unsupported and unpatched...
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RT @merill: Love @TechBrandon's session on Finding holes in conditional access policies from @CypherCon. Nice talk that covers some of the….
idpowertoys.merill.net
Identity power user tools for Microsoft Entra admins.
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RT @engineering_bae: Folks in the northern VA and DC area — does anyone have an affordable assisted living community they’d recommend?. I’m….
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RT @BSides_NoVA: If you are planning to attend #BSidesNoVA October 10-11, today is the last day to take advantage of the @Amtrak #FallSale!….
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A critical part of Active Directory security is regularly reviewing your AD admins. The simplest way to do this is to recursively enumerate the membership of the domain Administrators group (that group's members and all member group members). PowerShell code shown below. Check
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RT @_dirkjan: If you didn't find my Black Hat / Def Con slides yet, they are available on . Also includes the demo….
dirkjanm.io
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RT @techspence: 👋 I need your help to break a personal record!. Last year we had about 500 registrations for my free Hardening Active Direc….
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