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UK Property and Crypto Scams: A Case Study on Chen Zhi and the Prince Group
In recent days, the UK and US authorities have caught up on the criminal activities of Chen "Vincent" Zhi, the Chairman and founder of the Prince Group . The case reveals a troubling mix of property linked to crypto scams, human trafficking, and money laundering. For professionals in Anti-Money Laundering (AML) and scam prevention, understanding this case is essential as it unfolds over the coming weeks. The Prince Group, under Chen Zhi's direction, has ties to forced labor a

Jason Costain
Oct 154 min read


Suspect payments - when should a bank say no?
Scams - when is it ok for banks to say “no” to a customer payment instruction? The story attached ⬇️ is a good case study of the...

Jason Costain
Aug 312 min read


How banks enable Instagram scams
You'll have no doubt heard that lots of scams start on social media (around 75% according to UK Finance ). It's a regular complaint we...

Jason Costain
Jul 83 min read


Scams: supercars of Cambodia
The average annual income of Cambodia is $1,800, yet there is a booming market for supercars driven, in-part, by vast profits from scams When I visited Cambodia earlier this year to take a look at scam compounds, I was struck by the vast number of supercars on the streets of Phnom Penh. Millions and millions of dollars of luxury vehicles being driven around, and for also sale. Watch my latest video below:

Jason Costain
Jun 221 min read


Cambodia - scams ground zero
May 2025: People are being trafficked and held prisoner in scam compounds in Cambodia and other South East Asian countries, and being...

Jason Costain
Jun 221 min read


How Google profits from card fraud
How Google profits from card fraud (case study) As UK Finance’s latest annual fraud report shows, APP Fraud is down, Remote Purchase...

Jason Costain
May 313 min read


Banking Ethics...UK Scams loophole closed
The little known UK scam refund loophole that triggered a landslide of FOS complaints… The new scam refund rules from the Payment Systems...

Jason Costain
May 92 min read


INTERVIEW - Jason speaks to BANK INFO SECURITY on the pro's and con's of fraud prevention in fintech banks
https://www.bankinfosecurity.com/speed-vs-security-digi-bank-dilemma-a-27875 "Everything is fine until there is a significant problem ......

Jason Costain
Mar 311 min read


PODCAST - Ephemeral security
https://creators.spotify.com/pod/show/ephemeral-security/episodes/Jason-Costain---Fraud-Defense-with-Javloc-e30mn29/a-abrqb7f Listen to...

Jason Costain
Mar 311 min read


“Crypto can be traced… if I get scammed, I’ll be able to get my money back.”
This is a common refrain from many crypto speculators. By Jason Costain, Javloc.com21 March 2025 In this article, I’ll explain why,...

Jason Costain
Mar 214 min read


PODCAST: Real-time scam detection: Game changing strategies for banks (podcast)
https://fraudology-podcast.captivate.fm/episode/real-time-fraud-detection-game-changing-strategies-for-banks-with-jason-costain Take a...

Jason Costain
Mar 201 min read


The power of APP Fraud benchmarking data
UK APP Fraud Benchmarking data and the UK reimbursement regime is beginning to shine a light on who the problem players are The Sunday...

Jason Costain
Jan 192 min read


2025: UK Mobile banking fraud losses set to overtake internet banking for the first time
By Jason Costain, January 2025 Mobile banking was a relatively new thing in 2015 - so much so, that fraud loss data wasn’t even...

Jason Costain
Jan 53 min read


Think all scam victims are idiots? You might be part of the problem
By Jason Costain, December 2024 Why did they buy a car without seeing it? Why did they invest in something that was too good to be...

Jason Costain
Dec 22, 20247 min read


UK Confirmation of Payee checks – do they help stop scams and what can other countries learn?
By Jason Costain, December 2024 UK Confirmation of Payee (CoP) checks went live in March 2020. Since then, usage has expanded to now...

Jason Costain
Dec 7, 20249 min read


APP scammers are targeting smaller banks. How should they respond?
By Jason Costain, December 2024 Managing fraud and financial crime teams in a smaller bank or payment service provider can be extremely...

Jason Costain
Dec 1, 20244 min read


APP Fraud losses - UK high street bank league table
As a proportion of payments sent, TSB's APP losses are the highest of all high street banks, according to the latest figures from the...

Jason Costain
Nov 28, 20243 min read


Reducing APP Fraud Losses by screening incoming payments - some simple tips for bank fraud teams
Historically, when a customer requested a payment to an account with another bank, it was possible for the sending bank to check with the...

Jason Costain
Oct 23, 20244 min read


53% of UK adults are vulnerable....
UK Payment Service Providers (PSP's aka Banks and e-Money firms) have created the capability for consumers to send their life savings...

Jason Costain
Oct 9, 20233 min read


Pitch Perfect - Jason talks voice biometrics with the Wall Street Journal
https://cybersecurity.cmail20.com/t/ViewEmail/d/AE95AE2DB12EF1B62540EF23F30FEDED/E51EDDB871CA04B162AF25ACF5E3F0AC

Jason Costain
May 20, 20211 min read
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