If you’re a Google Calendar user, you may have had issues adding events to your calendar when someone sends them to you attached to an email in iCal format (the files usually looks like “invite.ics”).

How can I set Outlook XP to send iCalendar files along with my invites? If I go to Calendar Options, the "When sending meeting requests over the Internet, use iCalendar format" checkbox is greyed out.

Researchers monitoring for larger .ICS calendar attachments found that a flaw in Zimbra Collaboration Suite (ZCS) was used in ...