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Latest
  • 7 Feb 2023 | State-Owned Zimbabwean Telco Shaken by Multiple Internal Frauds
  • 6 Feb 2023 | Google MVNO Privacy Breach Leads to SIM Swap Takeover
  • 3 Feb 2023 | Commsrisk Top Ten for January 2023
  • 2 Feb 2023 | Disconnecting Twilio Would Have Been a Disaster; How Do We Stop Illegal Robocalls Pushing Us to the Brink?
  • 1 Feb 2023 | Is Netflix Going to Kick 100 Million Viewers Off Its Platform?
  • 31 Jan 2023 | GVG and Guinea Fight in US Court Over $22mn Fee for Terminating National RA Contract
  • 30 Jan 2023 | Singapore to Flag All A2P SMS from Unregistered Senders as ‘Likely Scam’
  • 27 Jan 2023 | Engineer Arrested for Wiretapping Opponents of Former Mexico City Mayor
  • 26 Jan 2023 | FCC Threatens to Disconnect Twilio for Illegal Robocalls
  • 25 Jan 2023 | Ericsson Allocates $220mn for More Corruption Penalties
> o2

Anatomy of a Billing Error That Took 15 Years to Resolve

By Eric Priezkalns 26 Jan 2022 Assurance & Audit

Much can be learned from the story of O2 overcharging customers and misleading their regulator, but the most important is that many people want someone else to be responsible for billing assurance.


O2 Fined for Misleading Regulator about Overbilling

By Eric Priezkalns 6 Dec 2021 Assurance & Audit

Ofcom said Telefónica’s UK operating company had a ‘history’ of withholding information.


Adoption of Anti-Smishing Registry in Singapore and Ireland Prompts Dispute over Its Effectiveness in UK

By Eric Priezkalns 13 Sep 2021 Risk, Fraud & Security

Experts argued over whether the Mobile Ecosystem Forum’s SMS Protection Registry has reduced SMS phishing in Britain.


UK Serious Fraud Office Probes Major Mobile Network

By Eric Priezkalns 9 Sep 2021 Risk, Fraud & Security

Former executives at mobile operator O2 may have violated anti-bribery laws.


Wangiri Warnings in Czechia, Greece and Poland

By Eric Priezkalns 2 Sep 2021 Risk, Fraud & Security

They say you must be insane to repeat the same act whilst expecting a new result. Consider the sanity of relying on repeated warnings to protect customers from the world’s most common phone scam.


First Speakers Confirmed for RAG London 2021

By Eric Priezkalns 5 May 2021 Education & Conferences

Leading experts from Telefónica, BT, Inmarsat, Virgin Media and Vodafone have already committed to participating in RAG’s first post-lockdown conference.


Major UK Operator Overcharged Customers for 15 Years without Their Billing Auditors Noticing

By Eric Priezkalns 11 Mar 2021 Assurance & Audit

O2 was fined USD14.5mn for billing errors from 2011 to 2019, but those errors were evident as early as December 2003.


$14.5mn Fine for Telco That Overcharged Customers for 8 Years

By Eric Priezkalns 15 Feb 2021 Assurance & Audit

Telefónica UK presented inaccurate closing bills to 251,700 customers who wanted to end their service.


Wangiri Attack Makes UK News Headlines

By Eric Priezkalns 4 Sep 2019 Risk, Fraud & Security

Customers complained via social media about receiving 50 or 60 calls from slightly different originating numbers within African ranges.


BBC Tries To Create Panic Over SIM Swaps

By Eric Priezkalns 7 Nov 2018 Risk, Fraud & Security

The stores of some UK mobile networks will issue replacement SIMs without demanding photo ID. Just as importantly, some BBC journalism is fundamentally dishonest.


1 2 »

Latest Stories on Commsrisk

State-Owned Zimbabwean Telco Shaken by Multiple Internal Frauds


Google MVNO Privacy Breach Leads to SIM Swap Takeover


Commsrisk Top Ten for January 2023


Disconnecting Twilio Would Have Been a Disaster; How Do We Stop Illegal Robocalls Pushing Us to the Brink?



Is Netflix Going to Kick 100 Million Viewers Off Its Platform?


GVG and Guinea Fight in US Court Over $22mn Fee for Terminating National RA Contract


Singapore to Flag All A2P SMS from Unregistered Senders as ‘Likely Scam’


Engineer Arrested for Wiretapping Opponents of Former Mexico City Mayor



FCC Threatens to Disconnect Twilio for Illegal Robocalls


Ericsson Allocates $220mn for More Corruption Penalties


73% of IoT Device Manufacturers Do Not Comply with Imminent UK Security Rules


How Bad Was the New T-Mobile API Data Breach?



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Recent Posts
  • State-Owned Zimbabwean Telco Shaken by Multiple Internal Frauds
  • Google MVNO Privacy Breach Leads to SIM Swap Takeover
  • Commsrisk Top Ten for January 2023
  • Disconnecting Twilio Would Have Been a Disaster; How Do We Stop Illegal Robocalls Pushing Us to the Brink?
  • Is Netflix Going to Kick 100 Million Viewers Off Its Platform?
  • GVG and Guinea Fight in US Court Over $22mn Fee for Terminating National RA Contract
  • Singapore to Flag All A2P SMS from Unregistered Senders as ‘Likely Scam’
  • Engineer Arrested for Wiretapping Opponents of Former Mexico City Mayor
  • FCC Threatens to Disconnect Twilio for Illegal Robocalls
  • Ericsson Allocates $220mn for More Corruption Penalties
  • 73% of IoT Device Manufacturers Do Not Comply with Imminent UK Security Rules
  • How Bad Was the New T-Mobile API Data Breach?
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