Exploit This

Security News, Exploits, and Vulnerabilities.

‘Revolution’ Crimeware & EMV Replay Attacks

In October 2014, KrebsOnSecurity examined a novel “replay” attack that sought to exploit implementation weaknesses at U.S. financial institutions that were in the process of transitioning to more secure chip-based credit and debit cards. Today’s post looks at one service offered in the cybercrime underground to help thieves perpetrate this type of fraud.

Sign Up at irs.gov Before Crooks Do It For You

If you’re an American and haven’t yet created an account at irs.gov, you may want to take care of that before tax fraudsters create an account in your name and steal your personal and tax data in the process. Recently, KrebsOnSecurity heard from Michael Kasper, a 35-year-old reader who tried to obtain a copy of his […]

Who Is the Antidetect Author?

Earlier this month I wrote about Antidetect, a commercial tool designed to help thieves evade fraud detection schemes employed by many e-commerce companies. That piece walked readers through a sales video produced by the author of Antidetect showing the software being used to buy products online with stolen credit cards. Today, we’ll take a closer look at clues to a possible real-life identity of this tool’s creator.

Tax Fraud Advice, Straight from the Scammers

Some of the most frank and useful information about how to fight fraud comes directly from the mouths of the crooks themselves. Online cybercrime forums play a critical role here, allowing thieves to compare notes about how to evade new security roadblocks and steer clear of fraud tripwires. Few topics so reliably generate discussion on crime forums around this time of year as tax return fraud, as we’ll see in the conversations highlighted in this post.

Kreditech Investigates Insider Breach

Kreditech doesn’t appear to operate in the United States, nor in Germany where it is based. According to a cursory overview of the documents leaked online, the bulk of Kreditech’s customers/applicants are from Brazil, the Czech Republic, Dominican Republic, Mexico, Poland, Russia, Spain and Romania.

Hilton Honors Flaw Exposed All Accounts

Hospitality giant Hilton Hotels & Resorts recently started offering Hilton HHonors Awards members 1,000 free awards points to those who agreed to change their passwords for the online service prior to April 1, 2015, when the company said the change would become mandatory. Ironically, that same campaign led to the discovery of a simple yet powerful flaw […]