Google has added a new experiment to the Chrome browser that is designed to educate users about the malicious behavior and performance issues that can be caused by browser extensions.

Cybersecurity firm Awake released a report on Thursday that detailed how 111 Google Chrome extensions capable of malicious behavior were downloaded over 32 million times.

“These extensions can take screenshots, read the clipboard, harvest credential tokens stored in cookies or parameters, grab user keystrokes (like passwords), etc.,” Awake’s report stated.

Google has stated that they have since removed 77 of the extensions.

Google launches Chrome extensions checkup experiment