DATAVISOR BLOG

Money Laundering and Meeting Up – A Recap

Money laundering. It sounds clean, but it’s a dirty business. According to PWC, “global money laundering transactions are estimated at 2 to 5% of global GDP, or roughly U.S. $1-2 trillion annually.” As attack techniques become more sophisticated, the landscape for money laundering is changing quickly. This means that the [...]

By | October 28th, 2016|Meetups|0 Comments

Guest Post: Lock It Down and Smarten Up – Best Practices for Online Security

This is a guest post from Zack Pumerantz, fraud prevention manager at FanDuel. At FanDuel, Zack is responsible for proactive investigation, chargebacks, reporting and training his quickly growing team of cyber crime specialists.  Zack's team brings to the table a ruthless drive to catch criminals, a focused approach and team chemistry [...]

By | October 17th, 2016|Quick Takes, Technical Posts|0 Comments

Don’t Be Taken to the Cleaners – Money Laundering Techniques

Money laundering is big business. Criminals use money laundering techniques to cover up funds acquired through illegal activity and make it appear as if they were generated through legitimate and legal means. The fraudster aims to conceal that the funds exist, how he or she acquired them and where they [...]

By | September 22nd, 2016|Meetups, Quick Takes|0 Comments

Bad Account Opening: Fake Accounts and Real Big Trouble

Wells, wells, wells, what do we have here? Last week the news broke that Wells Fargo had “been hit with $185 million in civil penalties for secretly opening millions of unauthorized deposit and credit card accounts that harmed customers,” and the backlash caused by the account opening has been harsh. While [...]

By | September 15th, 2016|Quick Takes, Technical Posts|0 Comments

A Guide To Hiring Your Fraud Team Part 2: Automate, Motivate and Innovate

Matching wits with a nefarious user. Solving a puzzle where you have to find missing clues. Determining what steps they’ll take next. Getting an adrenaline rush when hot on the trail of a bad guy. Protecting good customers and keeping them safe. These all describe a typical day in the [...]

By | September 7th, 2016|Meetups, Technical Posts|0 Comments

What We Learned: Fraud Detection Tools Webinar

Our first webinar is in the books! In our Fraud Detection Tools Webinar, DataVisor co-founder and CTO Fang Yu and I broke down four major tools for fraud detection: Reputation Lists, Rules Engines, Supervised Machine Learning, and Unsupervised Analytics. Based on my blog post, “Unsupervised Analytics: Moving Beyond Rules Engines and [...]

By | August 29th, 2016|Meetups, Quick Takes|0 Comments

Where to Begin – A Guide to Hiring Fraud Analysts and Building Your Team

In my last post, I talked about technology and, in particular, components in a fraud-detection architecture. But when it comes to building a fraud strategy, it’s not just about technology. Perhaps equally, if not more, important are the people who analyze and review cases to catch fraudsters. This post is [...]

By | August 17th, 2016|Meetups, Quick Takes, Technical Posts|0 Comments

Spend Money to Make Money – Virtual Currency Arbitrage

There’s an article in the Wall Street Journal today that takes on how virtual currency in internationally popular games, such as the near ubiquitous Pokémon Go, can cause interesting financial dilemmas for their creators. The article, “Pokémon Go Illustrates a Currency Problem,” highlights how Nintendo, the company behind Pokémon Go, [...]

By | August 11th, 2016|Quick Takes|0 Comments

How Risky is Your UA Business? Introducing the User Acquisition Fraud Calculator

One of the things we heard repeatedly during our most recent meetup on User Acquisition Fraud was frustration at not knowing where a company stands in terms of fraudulent users. It was clear that people want to fix or address any fraud issues, but aren’t quite sure if they have any fraud [...]

By | August 8th, 2016|Company News, Meetups, Quick Takes|0 Comments

Unsupervised Analytics: Moving Beyond Rules Engines and Learning Models

Rules engines, machine learning models, ID verification, or reputation lookups (e.g. email, IP blacklists and whitelists) and unsupervised analytics? I've often been asked which one to use and should you only go with one over the others. There is a place for each to provide value and you should anticipate [...]

By | August 1st, 2016|Technical Posts|0 Comments

If You Pay For Users, You Should Pay Attention to UA Fraud

As we heard in our last meetup, the priority for any online marketplace or community is protecting its users. Significant resources are spent on time, technology and policies to make sure that users are safe, happy and secure. Since users are also the baseline by which many of these marketplaces, games [...]

By | July 26th, 2016|Meetups|0 Comments

Community First – Priorities When Protecting Online Marketplaces

When building online marketplaces, there are a few rites of passage to go through that are pretty ubiquitous. First, you try to build traction and attract more users. Once you do that, you’ll hit a milestone, be it one million users, one million transactions, or anything of the like  that [...]

By | July 19th, 2016|Meetups|0 Comments

Online Marketplace Fraud – New Opportunities for Mischief

Whether you need to buy something, get a ride, sleep somewhere, or just get someone else’s perspective on where to eat dinner, there are no shortage of online marketplace options. The explosion of the peer-to-peer and sharing economies provide more than just new opportunities for you, it also creates a [...]

By | July 12th, 2016|Meetups|0 Comments

Mobile Fraud Gone in a (Device) Flash

Device fingerprinting, i.e., collecting information from a device for the purposes of identification, is one of the main techniques used by online services for mobile fraud detection. The goal is to recognize “bad” devices used by fraudsters, such that they can be identified even when other attributes (such as user [...]

By | July 5th, 2016|Threat Blogs|0 Comments

When Art Imitates Life – User Acquisition Fraud on “Silicon Valley”

For anyone who works in tech, especially those of us living in Bay Area, watching HBO’s hit “Silicon Valley,” can be both hilarious and cringe-inducing as you watch similarities to your own life being mocked and played out brilliantly on the small screen. This week’s episode hit a little harder [...]

By | June 28th, 2016|Quick Takes|0 Comments

BRB – Heading to CNP!

Fraudsters never rest and neither do we. We’re hitting the road again, this time heading to Orlando for the 2016 CNP Expo. We’ll be joining more than 1,000 industry professionals and executives representing e-commerce, m-commerce and omnichannel merchants and the service providers that support them to learn about the most [...]

By | May 16th, 2016|Company News|0 Comments

DataVisor Explains How To Leverage Spark to Reveal Hidden Fraudsters

Recently, DataVisor CEO and Co-Founder Yinglian Xie had the opportunity to speak at  Strata+Hadoop World in San Jose and discuss how we leverage Spark to catch even the most advanced fraudsters lurking in today’s online services. One of the main issues with today’s consumer-facing websites and mobile apps is that [...]

By | May 2nd, 2016|Company News|0 Comments

April Trust and Safety Meetup – Build or Buy, You Need to Be Prepared

Last week we held our second Trust and Safety Meetup, this time in the South Bay, at the offices of Upwork. The event was a success, filled with pizza, a panel packed with experts and a great networking and information sharing opportunity for our group. Never fight fraud without [...]

By | May 2nd, 2016|Meetups|0 Comments

Are You Paying for Fake App Installs? What You Can Do About Install Fraud

A version of this post also appeared on Mobile Advertising Watch. The mobile app landscape is extremely competitive. With more than three million apps available today in the major app stores, a new app has slim chances of standing out and making it to the top of the charts. Install ad [...]

By | April 6th, 2016|Threat Blogs|0 Comments

We’re Talking Online Fraud Prevention with Spark at Strata + Hadoop World

After a successful launch of our DataVisor User Analytics Service at MRC earlier this month, we’re heading to Strata + Hadoop World in San Jose this week to talk about how we are using Spark to provide online fraud prevention. Presented by O’Reilly and Cloudera, Strata + Hadoop World is where [...]

By | March 19th, 2016|Company News|0 Comments