A security lapse at prison pay phone service Pay Tel publicly exposed over 300K callers’ driver’s licenses

Prison calling service Pay Tel has secured a publicly exposed cloud server storing hundreds of thousands of driver’s licenses and other sensitive information about people who used its services, according to a cybersecurity firm that alerted the company to the security lapse. 

Security researchers with UpGuard said in a blog post that they identified a Microsoft Azure-hosted storage server storing at least 300,000 driver’s license scans and other government-issued identity documents belonging to Pay Tel.