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Microsoft will begin retiring Exchange Web Services (EWS) in Exchange Online starting October 1, 2026. EWS is an older technology used by some email and calendar applications and is being replaced by more secure, modern connection methods.As Microsoft rolls out this change, some people using older…
As new Cornell students settle into campus life, members of the Information Technology community participate in welcome and orientation events to help them discover technology resources and skill-building opportunities that support academic success from day one.
When critical systems fail at scale, the immediate impact is impossible to miss: grounded flights, stalled operations, and students suddenly unable to access assignments, submit coursework, or complete exams. But the outage isn’t the only problem.What follows—often within hours—is a quieter, more…
Using the built-in phishing report buttons in Outlook and Gmail helps improve future detection within those systems. But Microsoft’s reporting goes a step further— it doesn't stop with just moving the email to your spam/junk folder. Reports flow directly into Microsoft Defender, where security…
If you use Marketing Cloud for mass communications and have ever wondered whether your email landed better with students than alumni, how your newsletters perform across time, or how your open rates compare across email announcements, the new Marketing Cloud Advanced Reporting Dashboard can help.…
Reporting tools built into Outlook and Gmail facilitate the designation of junk and phishing emails. Behind the scenes, these built‑in reporting tools are more than cosmetic updates; they play an important role in improving both individual inbox management and overall email security. Correctly…
Phishing and fraudulent email continue to pose a risk to the Cornell community. To help protect personal information and university resources, Cornell is streamlining how potentially harmful messages are reported.Cornell community members can choose either PhishAlarm or the built-in reporting tools…
An e-list is a way to communicate with a number of people through a single email address. Whenever someone sends a message to an e-list address, that message goes out to everyone subscribed to the list. Participation in e-lists hosted by CIT is free; there are no subscription fees for list…
In February 2026, Cornell began full enforcement of DMARC ("Domain-based Message Authentication, Reporting, and Conformance") email security policies. This is intended to prevent email fraud from spoofing, phishing, and other forms of email-based crime.Going forward, all email messages from “…
Implementation TimelineInitial implementation phases were focused on building the platform's email functionality, with additional communication layers enabled during later phases.Currently, implementation is focused on two areas:
AppSMTP is an email routing service for computer hosts, network devices, scanners, and applications such as web sites that need to send email to Cornell and external recipients.
While the previous version of this service allowed you to send from any host without any configuration, registration is…
Upon graduation, storage for Cornell Google accounts is reduced to 5 GB. Alumni must keep their accounts under 5 GB to keep using their Cornell email address and associated Google services. Alumni accounts over 5 GB and all their contents are deleted and the contents cannot be retrieved.Cornell…
In order to support collaboration with Cornell students and colleagues at other institutions, Google Workspace accounts – which include Google's email, calendar, and collaboration services – are available for faculty and staff. This service was previously called G Suite. Activating a…
Calendar is the calendar app included with Mac OS X. Using Apple Calendar, Apple Mail and Apple Address Book provides some - but not all - of the functionality of Outlook or Outlook on the Web.
Outlook on the web can be used by anyone whose account is on Microsoft 365.You can choose to use Outlook on the web exclusively. Or you can use it when you're away from your own computer and use another email application, such as Outlook or Apple Mail, the rest of the time.Log in to Outlook on the…
We strongly recommend opting in to Two-Step Login for Microsoft 365 for additional security. This is separate from two-step for CUWebLogin.
Simplelists, a new platform, replaced Lyris and became Cornell’s new e-list service in August 2026.
Outlook for Windows is an email and calendar application that is used by Cornell faculty, staff, and graduate and professional students. It is one of the applications in Microsoft Office.
Outlook for Windows is free for faculty, staff, and students; see the download link in the right column.
Outlook for Mac is an email and calendar application used by Cornell faculty, staff, and graduate and professional students. It is one of the applications in Microsoft Office.
Outlook for Mac is available free for faculty, staff, and students; see the download link at the top of the left column.
Mail (also known as Apple Mail) is the email application included with Mac OS X.Mail plus Apple's Calendar and Address Book apps can provide some of the functionality of Outlook, Microsoft's Exchange client, but not all. We recommend that you use Outlook or Outlook on the Web.CIT supports the last…