Gsma Fs.38 High Quality -

Compliance with is not a "self-certify" checkbox. It requires a formal assessment by an authorized GSMA Security Assessment Lab . These are independent, accredited testing facilities.

GSMA FS.38 sets a new standard for Session Initiation Protocol (SIP) security, advocating for a comprehensive, defense-in-depth approach rather than relying solely on session border controllers. The document emphasizes infrastructure protection, realistic encryption strategies, and the integration of security across the entire ecosystem to mitigate threats in 5G networks. Read the full analysis at gsma fs.38

At the device layer, FS.38 mandates fundamental controls such as secure boot, encrypted storage for credentials, and the principle of least functionality (disabling unnecessary ports and services). The guideline specifically emphasizes the protection of the or eSIM (eUICC) , treating the Subscriber Identity Module (SIM) as the root of trust for network authentication. Compliance with is not a "self-certify" checkbox

The GSMA FS.38 specification is a technical standard developed by the GSM Association (GSMA) that outlines the requirements for a secure authentication framework for mobile devices. The specification focuses on providing a standardized approach for authenticating mobile devices and users, enabling secure access to mobile networks and services. GSMA FS

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