Pieter Veenstra
After a distinguished career in leading roles within the telecom industry, Pieter now serves as an independent expert in routing and security. He is an advisory member of CPaaSAA, a partner of i3forum, and a guest lecturer for MSc courses at the Technical University of Delft. Throughout his career, Pieter has contributed significantly to the field, publishing articles, and chairing various working groups in ETSI and GSMA. His contributions include serving as the Chair of the GSMA Roaming and Interconnection Fraud and Security working group and editor for detailed technical specifications such as the GSMA PRD FS.40 - 5G Security Guide. He also currently contributes his insights to the i3Forum Technology working group and the One Consortium Restore Trust initiative with GIRAF. His goal it to help the community converge on practical and effective solutions for CLI data protection. See Pieter's LinkedIn profile here.
Articles by This Author
Why Countries Like the UK Need to Use ‘Is Roaming’ Checks to Reduce Scams
An Ofcom consultation about international calls that spoof mobile numbers represents a step in the right direction but regulators in other countries have gone further in less time.
Rethinking PRINS: Why 5G SA Roaming Security Needs a Smarter Path to 6G
Roaming has historically introduced opportunities to infringe privacy. We should be moving towards a better privacy model for roaming with 6G.
How Can We Regain Trust in Accepting Calls from Unknown Mobile Numbers?
An examination of how the comms sector is responding to the spoofing of caller IDs.
Why Permanent Roaming Is an Unreliable Solution for IoT and M2M
EU regulators should turn to eSIM and the Open Gateway framework to address key challenges concerning the reliability and security of permanently roaming IoT/M2M devices.
Will VESPER Solve the STIR/SHAKEN Problem with Garbage In, Garbage Out?
After admitting STIR/SHAKEN can be undermined by attaching signatures to calls that have not been validated, some of its architects are proposing a new method that connects signatures to the right to use an originating party's name or brand.
5G Standalone Will Reduce the Security of Roaming
Whilst 5G SA offers more secure roaming in theory, the operational compromises required in practice leaves it less secure than 2G, 3G or 4G roaming.
Urgent Security Advances Needed to Trust Mobile Caller IDs
Even the spread of new 5G networks will not prevent the manipulation of CLIs.
The Commsrisk Global Fraud Dashboard

Our Global Fraud Dashboard uses AI-powered search to collate, update and visualize data about scams and other network abuses from around the world. New charts are added each month. See it here.
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