Skip to main content


A GuestID provides access to some Cornell services. GuestIDs are available only to people with legitimate need for access.

You need the exact name of the CornellAD Group from an administrator in the unit with which you are associated...Read more

It is possible to compile statistics and information on GuestIDs and their associated authorizations from the GuestID System. Access to the reporting capabilities of the GuestID System is limited to organizational units (OU).


Audit logs are maintained for GuestIDs....Read more


GuestIDs are stored in CornellAD and all supported methods, such as NTLM v.20 and Kerberos, can be used to authenticate against CornellAD.


By default, a GuestID will not be in any groups (not even the default CornellAD groups) except for OIT-IDM-Guests-ls...Read more

GuestID Identifier

GuestIDs use the following format convention: gid- lastname firstinitial middleinitial


gid-nelsonwh gid-schmertzpq

If a requested GuestID is already in use, a sequence number will be appended so that each GuestID is unique. (The...Read more

Cornell GuestIDs provide individuals with access to certain services that use central authentication.

GuestIDs grant the lowest level of access, and should be used instead of Sponsored NetIDs whenever possible. Check with your local technical support to determine if a GuestID will...Read more

Deepen your skills in the Microsoft Office suite (Outlook, Word, PowerPoint, Excel, etc.), Adobe Creative Cloud (Illustrator, InDesign, Photoshop, Acrobat Pro, etc.), technical courses on networking, security, coding, website development, etc., professional effectiveness in the workplace, data...Read more

You can learn information about web addresses (URLs) by looking at some of their components.

Finding the Important Parts of a Complex Address

In a complicated address, like
http://cornell. / Lcons/small/emailchange/,
the real domain is...Read more