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Vulnerability Assessments versus Penetration Tests

As information security professionals, most of you are familiar with vulnerability assessments and penetration testing (pen tests for short). Both are valuable tools that can benefit any information security program and they are both integral components of a Threat and Vulnerability Management process. Are These Information Security Services the Same? The two are often incorrectly used interchangeably […]

Skimmers: Telling Fact from Fiction

Credit card thieves still profit from skimming scams and minimizing risk should be a top priority for merchants. With today’s technological and security advances, one would think that fraudsters would have to use more advanced technologies than the seemingly antiquated skimmers to steal credit card data. But in reality, skimmers are still common; they still […]

5 Valuable Contextual Data Sources for Small Businesses

Data is Critical for Proper Information Security Monitoring Researchers rely on data from multiple sources before they announce their findings at a worldwide conference. Doctors rely on data from multiple tests before they make a diagnosis. It’s difficult to get a comprehensive view of any situation without data – and not just one source. Multiple […]

Exploiting Threat Intelligence

Prioritizing resources and effort to improve the overall security posture and incident readiness of any organization is an arduous but necessary task. No organization has unlimited funds and resources; in fact, the truth is quite the opposite. Fully exploiting threat intelligence can help IT professionals make decisions about best utilizing available resources. With respect to […]

ZeroAccess botnet resumes click-fraud activity after six-month break

ZeroAccess (also known as Sirefef) is a peer-to-peer (P2P) botnet for perpetrating advertising click-fraud. It was disrupted by law enforcement in December 2013. The Dell SecureWorks Counter Threat Unit™ (CTU) research team observed the botnet reactivate from March 21, 2014 until July 2, 2014. On January 15, 2015 at 7:58 pm EST, the botnet again […]

Score: Fifteen-Love, Keeping Ahead of the Latest Threats

Score: Fifteen-Love, Keeping Ahead of the Latest Threats By Col. (Ret.) Barry Hensley, Executive Director, Counter Threat Unit Research Group It’s not as if all the money you’ve spent on your recent added security controls has been a waste. However, with highly skilled, relentless adversaries, it’s near impossible to prevent a network breach in today’s […]

Sleeper Agents

During an incident response engagement, Dell SecureWorks Counter Threat Unit™ (CTU) analysts observed lateral movement activities conducted by the adversary to establish a solid foothold within the compromised infrastructure. A remote access trojan (RAT) was copied to and installed on multiple systems as a Windows service, and was then executed via a scheduled task. Each […]

Reestablishing Trust: How Retailers Can Help Prevent Cyber Breaches

The holiday season isn’t all joy for retail stores. It’s also a time when cyber criminals redouble their efforts to attack sellers. Below are tips for retailers to help prevent network breaches. Make Security Awareness Training an ongoing process for everyone in your company as well as for your third-party vendors. Last year around the […]

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