A flaw in the mobile Safari browser has been exploited Vulnerability-related.DiscoverVulnerability by cybercriminals and used to extort money Attack.Ransom from individuals who have previously used their mobile device to view pornography or other illegal content . The Safari scareware prevents the user from accessing the Internet on their device by loading a series of pop-up messages . A popup is displayed advising the user that Safari can not open the requested page . Clicking on OK to close the message triggers another popup warning . Safari is then locked in an endless loop of popup messages that can not be closed . A message is displayed in the background claiming the device has been locked because the user has been discovered to have viewed illegal web content . Some users have reported messages containing Interpol banners , which are intended to make the user think the lock has been put on their phone by law enforcement . The only way of unlocking the device , according to the messages , is to pay a fine . One of the domains used by the attackers is police-pay.com ; however , few users would likely be fooled Attack.Phishing into thinking the browser lock was implemented by a police department as the fine had to be paid Attack.Ransom in the form of an iTunes gift card . Other messages threaten the user with police action if payment is not made Attack.Ransom . The attackers claim they will send the user ’ s browsing history and downloaded files to the Metropolitan Police if the ransom is not paid Attack.Ransom .