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Podcasts

RunAs Radio #880 – Dealing with Vulnerable Exchange Servers

May 17, 2023 By Gareth Gudger Leave a Comment

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On April 4th, I had the great pleasure of being a guest on RunAs Radio. I joined host Richard Campbell to discuss vulnerable Exchange Servers; including:

  • Introductions
  • The state of HAFNIUM in 2023 and suggestions to stay secure
  • Exchange split permissions (RBAC versus Active Directory permission models)
  • RunAs Radio mug inception
  • Throttling and blocking emails from unsupported Exchange Servers to Exchange Online
  • “On-Premises” versus “Partner” Connector types in Exchange Online
  • Inbound connectors of type “On-Premises” will be disabled by default in new tenants
  • Support the Humanitarian Toolbox
  • Deprecation of Remote PowerShell in new Exchange Online tenants created after April 1st, 2023
  • Get the Exchange Online PowerShell v3 module (stop using the older versions)
  • Exchange 2013 is end of life
  • Use Exchange 2019 Management Tools for Exchange Online hybrid management
  • Steve Goodman’s GUI for the Exchange 2019 Management Tools
  • Security landscape and bad actors in 2023
  • Getting rid of Exchange on-premises
  • Coauthoring Office 365 for IT Pros 9th Edition
  • Closing thoughts
Runas Radio #880 - Dealing with Vulnerable Exchange Servers with Gareth Gudger
[Read more…] about RunAs Radio #880 – Dealing with Vulnerable Exchange Servers

Filed Under: Exchange News, Office 365 News, Podcasts

RunAs Radio #818 – Email Transport Security

March 9, 2022 By Gareth Gudger Leave a Comment

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On February 15th, I had the great pleasure of being a guest on RunAs Radio. I joined host Richard Campbell to discuss email transport security; including:

  • Introductions
  • Coauthoring Office 365 for IT Pros 8th Edition
  • Clarifying the acronym soup
  • Collecting all 11 RunAs Radio mugs
  • Where is Exchange vNext?
  • What happens to mail relay if we eliminate our last on-prem Exchange Server?
  • How to make email transport more secure
    • Forced TLS vs. Opportunistic TLS
    • DANE for SMTP (DNS Authentication of Named Entities)
    • MTA-STS (Message Transport Agent – Strict Transport Security)
    • DANE versus MTA-STS versus Forced TLS
  • How to make individual messages more secure
    • Should we use S/MIME?
    • Need for Office 365 Message Encryption in addition to transport layer security (TLS)
    • Office 365 Message Encryption versus Advanced Message Encryption
  • Challenges of Multi-Factor Authentication (“MFA”)
  • M365 Maps by Aaron Dinnage
  • Domains that do not send email should have Sender Policy Framework (SPF) records
  • Homoglyph attacks
  • Closing thoughts
Gareth on Runas Radio #818 - Email Transport Security with Gareth Gudger

Opinion change: Since recording, I think that even if the MTA-STS TXT record was victim to a man-in-the-middle attack it probably would not be much of an issue. If the bad actor changed the ID in the TXT it would simply tell the sender to pull a new policy from a website the recipient owns and controls. As mentioned in the podcast, I believe DANE is the more secure solution. Be sure to consult with your security team about which solution best suits the needs of your organization.

[Read more…] about RunAs Radio #818 – Email Transport Security

Filed Under: Exchange News, Office 365 News, Podcasts

On the Line with Cohesity #44: Updates on M365 and more!

September 19, 2021 By Gareth Gudger Leave a Comment

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On September 14th, I had the great pleasure of being a guest on On the Line with Cohesity podcast. I joined host Theresa Miller to discuss several M365 topics; including:

  • Introductions
  • Microsoft Viva and the new employee experience during the pandemic
  • The evolution of email security
  • Safety Tips to keep your users informed on questionable email
  • Microsoft Teams active users in the pandemic
  • Teams integrations with other products: Dynamics 365, Service Now.
  • Windows 365 Cloud PC
  • Windows 11 experience and GUI changes
  • How to join the Windows Insider Program to get Windows 11 now
  • The benefits of the Office Insiders program and who should enroll in an organization
[Read more…] about On the Line with Cohesity #44: Updates on M365 and more!

Filed Under: Exchange News, Office 365 News, Podcasts

MSP Unplugged Podcast – Office 365 Tips

February 1, 2021 By Gareth Gudger 2 Comments

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MSP Unplugged

On January 29th, I had the great pleasure of being a guest on MSP Unplugged. I joined host Jeff Halash to discuss several topics; including:

  • Introductions
  • TechCon Unplugged 2021
  • A brief history of Gareth Gudger
  • Staying on-prem versus going to the cloud
  • Modern security threats leveraging email
  • Benefits of Exchange hybrid for mailbox migrations
  • Question from the audience: OneNote file storage options
  • OneNote: Windows 10 OneNote vs. Office 365 OneNote
  • OneDrive: Syncing and folder redirection
  • Syncing vs. Backups
  • Windows AutoPilot Overview
  • Exchange Server vNext
  • Exchange Server vNext subscription licensing
  • Loss leaders and cash cows
  • MSP Unplugged Patreon and Facebook Group
  • Word: True dark mode in Office beta channel
  • Edge Chromium supports ClickOnce
  • Future of in-person conferences vs. Microsoft’s carbon negative goal
[Read more…] about MSP Unplugged Podcast – Office 365 Tips

Filed Under: Exchange News, Office 365 News, Podcasts

RunAs Radio #745 – Exchange Server vNext announced

November 25, 2020 By Gareth Gudger Leave a Comment

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On September 14th, I had the great pleasure of being a guest on RunAs Radio. I joined host Richard Campbell to discuss several hot topics for Exchange and Office 365; including:

  • Introductions
  • Staying on-prem versus going to the cloud
  • Importance of email availability
  • Monitoring in the new Exchange Admin Center
  • Exchange Server vNext
  • Extended deadline for basic authentication deprecation
  • Migrating away from basic authentication
  • Exchange Server vNext in-place upgrade scenarios
  • Exchange Server vNext licensing model
  • Certificate-based authentication for unattended Exchange Online scripts
  • Eliminating the last Exchange Server on-prem
  • Keeping Exchange Server on-prem for SMTP relay
  • DANE for SMTP (DNS Authentication of Named Entities)
  • Plus Addressing in Exchange Online
  • Tenant-to-tenant mailbox migrations in public preview
  • SMTP domain sharing preview in development
Gareth on RunAs Radio Episode 745 Exchange vNext
[Read more…] about RunAs Radio #745 – Exchange Server vNext announced

Filed Under: Exchange News, Office 365 News, Podcasts

Sysadmin Today #78: Talking Tech with Gareth Gudger

July 19, 2020 By Gareth Gudger Leave a Comment

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On July 19th, I had the great pleasure of being a guest on SysAdmin Today. I joined host Paul Joyner to discuss several hot topics for Exchange and Office 365; including:

  • Introductions
  • Overview of Microsoft MVP Program
  • Getting out of the patching and server management business
  • Updated Hybrid Configuration Wizard (v17)
  • Keeping an Exchange server on-prem for secure mail relay
  • GUI for restoring deleted mail for users
  • Reply-all storm protection
  • Support for DANE / DNSSEC
  • New defaults for SMTP Auth
  • Deprecation and deadline extension for basic auth
  • Getting all users to multi-factor authentication
Sysadmin Today #78 - Talking Tech with Gareth Gudger
[Read more…] about Sysadmin Today #78: Talking Tech with Gareth Gudger

Filed Under: Exchange News, Office 365 News, Podcasts

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