Gsma Fs.38 -

GSMA FS.38, titled " SIP Network Security ," is a Permanent Reference Document (PRD) released by the GSMA Fraud and Security Group (FASG)

: Outlines potential SIP-based attacks including fraud, privacy breaches, and Denial of Service (DoS) attacks. gsma fs.38

: FS.38 is typically a "Members Only" document. You can check for updates or related public summaries on the GSMA Interworking Security page. GSMA FS

: Guidelines for securing the underlying hardware and software running SIP services. Network Interconnect titled " SIP Network Security

It introduces the concept of comparing fields across different protocols (e.g., SIP vs. Diameter) to identify discrepancies that signal potential fraud or security breaches. Integration with Other GSMA Standards