Security
Why download the exploit, when you can carry it with you?
For the 2nd year, RSA Conference 2018 APJ created an educational exhibit, sponsored by RSA and Cisco, to monitor the RSA Conference public Wi-Fi network provided by the Marina Bay Sands (MBS). This exhibit was created in the form of the RSA Conference Security Operations Center (SOC). RSA and Cisco…
Exploitable or Not Exploitable? Using REVEN to Examine a NULL Pointer Dereference.
It can be very time-consuming to determine if a bug is exploitable or not. In this post, we’ll show how to decide if a vulnerability is exploitable by tracing back along the path of execution that led to a crash. Probing for software vulnerabilities through fuzzing tends to lead to the identificatio…
How We Apply Machine Learning in Cisco Advanced Threat Solutions
There is a lot of talk lately about machine learning when it comes to cyber security. It seems like you can’t have a conversation about one without the other. Many of organizations I’ve spoken to in the last couple months are interested in learning more, but often end up more confused after they beg…
Multiple Cobalt Personality Disorder
Despite the notion that modern cybersecurity protocols have stopped email-based attacks, email continues to be one of the primary attack vectors for malicious actors — both for widespread and targeted operations. Recently, Cisco Talos has observed numerous email-based attacks that are spreading malw…
A Case for the Liberal Arts in Cybersecurity
I have a great job. As a Global Threat Analyst, I provide intelligence analysis to senior executives and security teams at Cisco. I focus on the confluence of global political trends and advanced persistent cyber threats. People frequently ask me how I got such an interesting job. I started as an En…
Threat Roundup for July 20-27
Today, as we do every week, Talos is giving you a glimpse into the most prevalent threats we’ve observed this week — covering the dates between July 20 and 27. As with previous roundups, this post isn’t meant to be an in-depth analysis. Instead, this post will summarize the threats we…
The Ransomware Evolution: What is Happening in Europe?
The European situation as shown by the Cisco 2018 Security Capabilities Benchmark Study (SCBS), compiled through interviews given by 956 CISOs in 8 European countries, reveals that the average percentage of alerts that are investigated is 57% overall, compared to 72% in Russia and 53% in the USA. Th…
Don’t Feed the Phish: Implementing DMARC
The Challenge of implementing SPF and DKIM It’s no surprise that email authentication standards such as Sender Policy Framework (SPF) and DomainKeys Identified Mail (DKIM) have not been widely adopted. However, organizations must take advantage of them to tackle two of the most pressing email securi…
Vulnerability Spotlight: Multiple Vulnerabilities in Samsung SmartThings Hub
These vulnerabilities were discovered by Claudio Bozzato of Cisco Talos. Cisco Talos recently discovered several vulnerabilities present within the firmware of the Samsung SmartThings Hub. In accordance with our coordinated disclosure policy, Cisco Talos has worked with Samsung to ensure that these…
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