At this point, you're probably keeping an eye out for possible phishing messages in your email. You know the drill: If you have any doubts, don't click links or download attachments. That's difficult enough to adhere to in practice. Now, thanks to new findings from the threat intelligence firm Kaspersky, along with phishing texts, phishing tweets, and phishing pop-ups, you need to worry about one more thing: phishing in your calendar.

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