| Type | business |
|---|---|
| Country | Germany |
| Headquarters | Frankfurt |
| Founded | 2000 |
| Industry | information and communications technology |
| Website | t-systems.com |
| Parent organization | Deutsche Telekom |
Sources: Wikidata (CC0) · Wikidata Q565423
Systems · 2
| Operating system | First release | License |
|---|---|---|
| MEDINA | — | — |
| TeleSec Chipcard Operating System | — | — |