Sarah M.
Telecommunications Security Editor
Fraud Prevention Specialist
About Sarah M.
Sarah is a telecommunications security enthusiast with a background in mobile network fraud prevention. At CallerCheck, she reviews spam report submissions, identifies emerging scam patterns, and keeps our guides up to date with the latest call blocking techniques. She monitors industry developments from Ofcom, UK Finance, and major network providers to ensure our advice reflects current best practices.
As part of the CallerCheck editorial team, Sarah ensures that all content meets our rigorous standards for accuracy and helpfulness. Every guide is reviewed against official sources including Ofcom guidelines, Action Fraud advisories, and industry best practices.
Editorial Standards
- All content fact checked against official UK sources
- Regular updates to reflect emerging scam tactics
- Insights driven by verified community reports
Review Focus
- Spam report submissions
- Emerging scam patterns
- Call blocking guides
Expertise Areas
Guides by Sarah M.
Browse all guidesWater Company Scam Calls
Getting calls or texts claiming to be from your water company? How water company scam calls work, what to watch for at your front door, and where to report them.
Spam Calls From US Numbers
Getting calls from unknown US numbers starting with +1? Why UK phones ring with American numbers, what the common scams are, and how to report them.
Caller ID Spoofing
Scammers can make any number appear on your phone, including your bank's real one. How spoofing works, how to spot it, and what to do if your own number is being used.
Crypto Exchange Scam Texts
Fake security alerts claiming to be from Coinbase, Binance or Kraken. How the "call this number" version works and what a real exchange alert looks like.
HMRC Self Assessment Scam Texts
Fake texts claiming your Self Assessment tax return is late or you owe a penalty. How these scam messages work, what they look like, and what to do if you get one.
DPD and Evri Scam Texts
Fake texts pretending to be from DPD or Evri asking you to pay a redelivery fee or update your details. How these scams work, what the texts look like, and what to do.
Spoofed Bank Text Messages
Scam texts that appear in the same thread as genuine messages from your bank. How criminals spoof sender IDs, what these texts look like, and what to do if you get one.
HMRC Tax Scam Calls
How fraudsters pretend to be HMRC and threaten arrest over fake tax debts, or offer bogus refunds to steal your details. How to spot them and what to do.
AI Voice Cloning Scams
How criminals use deepfake audio to impersonate family members. What to listen for and how to verify a caller's identity.
How to Block Unwanted Calls
How to block spam on iPhone, Android and landlines. TPS registration, network tools and call blocking apps.
How We Review Our Content
Our editorial team reviews all content for accuracy, clarity, and helpfulness. Every guide is fact-checked against official sources including Ofcom, Action Fraud, and the Information Commissioner's Office.