According to Google, this is a way to add more security as one multitasks across apps. Google is currently testing a way to lock Incognito tabs with Face or Touch ID. According to a report in 9to5Google, Chrome will now allow users to ‘Lock Incognito tabs’ so that they will be blurred in the tab switcher until the user confirms …
Google is testing to make private web browsing on Chrome for iOS more secure by letting users lock Incognito tabs with Face or Touch ID. Chrome will let you "Lock Incognito tabs" so that they will be blurred in the tab switcher "until you confirm it's you" using Touch or Face ID. The ability to lock Chrome's Incognito tabs is …