Like Nest and Honeywell, ecobee makes smart thermostats that you can easily schedule and control remotely from your smartphone through an app. The ecobee Android app received an update at the start of the month that added support for the new cheaper ecobee3 lite, but it made one drastic change that broke the app for many users. Instead of the app launching like usual, it shows the error message "Security credentials error," and exits.

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