A request came in about how to find unused proxy addresses for Exchange Online mail-enabled objects. There's no out-of-the-box report available for proxy address usage, but we can solve the problem by using a PowerShell script to download historical message trace data to check every proxy address for all mailboxes against. The question then is what to do with the unused proxy addresses?
In this episode of the Practical 365 Podcast, Steve Goodman and Paul Robichaux discuss major Exchange updates – including the fallout from a recent AWS outage, Microsoft’s new tools to finally remove your last on-premises Exchange server, the final patches for Exchange 2016/2019, Copilot’s upcoming memory & personalization upgrade, and more!
Despite the best efforts of anti-spam solutions, some unwanted messages usually get through to user inboxes. This article explains how to analyze messages that end up in Junk Email and use the results to create a transport rule to block future traffic from the spammy domains.
In this article, Mezba Uddin reviews using Audit Logs and the Graph API to perform six specific investigation actions in Exchange Online to help keep your email environment safe.
Previously, the Graph APIs limited Outlook attachments to a maximum of 3 MB. That limit doesn't exist anymore, but the old method of uploading very large attachments in chunks to make sure that the operation is possible across flaky networks is still useful, so we explain how to do it here using the Microsoft Graph PowerShell SDK.
Steve and Paul cut through the noise of a million Message Center notifications to bring you the need-to-know on Exchange Online's new sending limits. Plus, security expert Louis Mastelinck schools us on practical Conditional Access – because let's face it, most deployments are a mess.
In an announcement that will surprise many, Microsoft announced the introduction of a tenant-wide external recipient rate limit for Exchange Online tenants to roll out starting on March 3, 2025. The new limit is designed to stop bad actors using Exchange Online as a spam platform. Microsoft says that its telemetry indicates that the new TERRL will not impact many tenants, but that fact is worth checking for any organization.
Microsoft announced the Retirement of EWS in Exchange Online a while ago. That means any scripts or applications you have written should be reviewed and rewritten to use Microsoft Graph. In this blog, we review an example of moving from EWS to the Graph while handling date values.
Microsoft released the initial implementation of a cloud-based message recall feature last year. Now they're back with a set of enhancements to take the rough edges off, like explaining to users why messages disappear from the inbox and enabling support for external services like email hygiene and mail autosignature providers.
Teams meeting transcripts can significantly enhance meeting productivity and accessibility, but their management involves careful consideration of data protection, privacy, and storage concerns. This article provides an overview of how to manage Teams meeting transcripts effectively, covering key topics such as storage changes, privacy controls, and strategies to ensure compliance while maximizing the benefits of transcription in your organization.
Email is a primary target for breaches, making it crucial to have a strong line of defense for your email security. In this blog, we go over some Email Protection basics to help keep your organization safe.
In this article, Jaap Wesselius explains the available options for SMTP relay when moving to Exchange Online.
