Mac and iOS users have been seeing a lot of strange entries appearing in their calendars for a while now, but there has been a big increase over the last few weeks. There are a couple different explanations for this, but the good news is that neither of them involves malware.

Unfortunately, there is no simple solution. The best hope we have is that Apple will take action to prevent the use of Calendar events to deliver unwanted advertisements.

If you want to know more about this and learn how to deal with Calendar Spam, please read the article by Thomas Reed: Calendar Spam on Apple systems (link opens in another browser window)