1/26 MiRo: A Virtual Private Network For Telehealth Services ROBERTO DI ROSA, MIRCO STURARI, MATTEO LIUTI ALDO FRANCO DRAGONI*, GIUSEPPE GIAMPIERI** *DEIT, Dipartimento di Elettronica Intelligenza Artificiale e Telecomunicazioni – Università Politecnica delle Marche, Ancona **ASUR Zona 7, Azienda Sanitaria Locale delle Marche Ancona

2/26 represents the erogation of health service at distances through informatics and telecommunications technologies T ELEMEDICINE

3/26 W ORKING C ONTEXT Delocalization of health servicesDelocalization of health services Tele-reporting and second-opinionTele-reporting and second-opinion Integration of informative health systemsIntegration of informative health systems

4/26 C URRENT S ITUATION Nowadays systems often providetele-reporting services. Nowadays health-systems often provide tele-reporting services.

5/26 Not easy-to-useNot easy-to-use Specific applicationsSpecific applications Dedicated hardwareDedicated hardware Dedicated connectionsDedicated connections Costs proportional to number of connected hosts.Costs proportional to number of connected hosts. P ROBLEMS OF T RADITIONAL T ELEMEDICINE S YSTEMS

6/26 Proposed Solution Doesnt need complex dedicated hardwareDoesnt need complex dedicated hardware Data-Transfer throught Internet.Data-Transfer throught Internet. Costs not depending on the number of installations.Costs not depending on the number of installations. Adaptable to any kind of diagnostic situation.Adaptable to any kind of diagnostic situation. ASYNCRONOUS SYSTEM

7/26 a flexibile architecture, Design and Development of a flexibile architecture, for tele-reporting and second-opinion services.

8/26 Laboratory executes an examination that produces digital data Laboratory pubblicates exam through the creation of an event and sends it to the system (in particular to the broker) Phisicians compile and sign reports and send them to the timestamp service Timestamp service appends a certificated datetime to the report and forwards it back to the phisician Phisician sends this signed document to the broker Laboratory decides to terminate the refertation process Clinical event is sent to the broker which shows it to the phisician

9/26 P ROPOSED A RCHITECTURE PublicNetwork

10/26 DEVELOPMENT PLATFORM: Java 2 Standard Edition U SED T ECHNOLOGIES

11/26 ARCHITECTURE: Service-Oriented Architecture U SED T ECHNOLOGIES

12/26 SERVICES: Web Services U SED T ECHNOLOGIES

13/26 WEB APPLICATIONS: Struts Framework U SED T ECHNOLOGIES

14/26 SECURITY: SSL Communication and X.509 Digital Certificates U SED T ECHNOLOGIES

15/26 DIGITAL SIGNATURE: Smart Card U SED T ECHNOLOGIES RSA Key Pair Generation Alias Certificate Request Sending CSR to CA Sending CSR to CA Sending X.509 To User Sending X.509 To User Storing in the Smart Card Certificate Generation CA Off-line 1024 bit Sensitive Unextractable PKCS#10 OpenSSL X.509

16/26 D IGITAL S IGNATURE AND T IMESTAMP

17/26 C LINICAL E VENT G ENERATION

18/26 C LINICAL E VENT V IEW

19/26 E XAM V IEW

20/26 C LINICAL E VENT V IEW

21/26 E XAM R EPORTING P HASE

22/26 C LINICAL E VENT V IEW

23/26 C LINICAL E VENT C OMPLETATION

24/26 We have realized a flexible software architecture based on TCP/IP communication. We have developed service applications for teleconsulting and telereporting activities. We have assured secure data-transfer in public environment using digital certificates and timestamp. C ONCLUSIONS

25/26 F UTURES W ORKS Consolidate and test the project Create new health services Use proposed system in other applications

26/26 G REETINGS ALDO FRANCO DRAGONI DEIT, Dipartimento di Elettronica Intelligenza Artificiale e Telecomunicazioni – Università Politecnica delle Marche, Ancona GIUSEPPE GIAMPIERI ASUR Zona 7, Azienda Sanitaria Locale delle Marche Ancona THANK FOR YOUR ATTENTION