Crypto experts blast German e-mail providers’ “secure data storage” claim | Ars Technica

“If you really want to protect your e-mails from prying eyes, use OpenPGP or S/MIME on your own desktop and don’t let a third-party provider have your data,” he told Ars. “No one of the ‘E-Mail made in Germany’ initiative would say if they encrypt the data on their servers so they don’t have access to it, which they probably don’t and thus the government could force them to let them access it.”