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Emergency Maintenance: Cornell blocking email attachments containing executable content

Last Updated:
2017-05-15 14:24:53
Event:
2017-05-15 11:45:00
Status:
Open
Brief Description:
Cornell’s mail systems (Office 365 and Cmail) are blocking email attachments that are considered executable by Windows, including ZIP files that contain executable content.
User Impact:
N/A
Workaround:
Individuals who need to share executable content can use Cornell Dropbox (https://it.cornell.edu/dropbox) or the Cornell Box service (https://it.cornell.edu/box).
Current Status:
The change was made at 11:45am.
Services Affected:
Email and Calendar
Subsites Affected:
Apple Mail
Cmail
Faculty/Staff Email (Office 365)
Full Description:
To bolster the university's defenses against ransomware such as WannaCry, Cornell’s mail systems (Office 365 and Cmail) are blocking email attachments that are considered executable by Windows, including ZIP files that contain executable content. Individuals who need to share executable content can use Cornell Dropbox (https://it.cornell.edu/dropbox) or the Cornell Box service (https://it.cornell.edu/box). Note: Typical Word, Excel, PowerPoint, PDF, images, etc. files can continue to be shared via email attachments if desired.



Timeline of Changes

Description Current Status Date Time
To bolster the university's defenses against ransomware such as WannaCry, Cornell’s mail systems (Office 365 and Cmail) are blocking email attachments that are considered executable by Windows, including ZIP files that contain executable content. Individuals who need to share executable content can use Cornell Dropbox (https://it.cornell.edu/dropbox) or the Cornell Box service (https://it.cornell.edu/box). Note: Typical Word, Excel, PowerPoint, PDF, images, etc. files can continue to be shared via email attachments if desired. The change was made at 11:45am. 2017-05-15 14:24:53