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DICOM image secure communications with Internet protocols IPv6 and IPv4
Jianguo Zhang1, Fenghai Yu, Jianyong Sun
1Shanghai Institute of Technical Physics, Chinese Academy of Sciences, Shanghai 200083, China. jzhang@mail.sitp.ac.cn
Summary
Securely transmitting medical images over public networks requires careful consideration of security protocols. IPsec is preferred for IPv6-only networks, while SSL/TLS is better for mixed or IPv4 networks, with Linux showing superior performance.
Area of Science:
- Medical Imaging
- Network Security
- Telemedicine
Background:
- Public network transmission of medical images (DICOM) necessitates robust security for privacy, authenticity, and integrity.
- Existing methods often involve complex configurations and varying levels of protection.
Purpose of the Study:
- To evaluate the performance and suitability of IP Security (IPSec) and Secure Sockets Layer/Transport Layer Security (SSL/TLS) for secure DICOM image data transmission over IPv6/IPv4 networks.
- To compare security implementations across different operating systems, specifically Linux and Windows XP.
Main Methods:
- Implementation of DICOM image communication software using open-source tools for IPv6/IPv4 networks.
- Testing and evaluation of IPSec and SSL/TLS security methods with various algorithms and operating systems.
- Analysis of data transmission performance and security trade-offs.
Main Results:
- A trade-off exists between IPSec and SSL/TLS; IPSec is recommended for IPv6-only networks, while SSL/TLS is preferred for IPv4 or mixed networks.
- The Linux platform demonstrated superior performance and a wider range of security algorithms compared to Windows XP for secure DICOM communications.
- Specific security choices impact overall network efficiency and security posture.
Conclusions:
- Linux is a recommended operating system for security gateways in teleradiology and enterprise PACS applications utilizing secure DICOM communications over public networks.
- Optimizing secure medical image transmission requires careful selection of security protocols (IPSec vs. SSL/TLS) based on network infrastructure (IPv6/IPv4).
- Further research into performance optimization for secure medical data transfer is warranted.
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