Almost all Internet users have equipped their computers with virus protection programs and firewalls to protect themselves. Encryption systems that prevent access to personal data are emerging from the niche market. According to Bitkom, 16% encrypt emails and 15% encrypt files (in comparison: only 6% encrypted emails and 8% encrypted files a year ago). 16% state that they surf the Internet using anonymization services such as 'Tor' (previous year: 11%). However, the technical hurdles are still high, as ...