Francisca is a member of the McAfee Threat Intelligence Service (MTIS) Team. She works in Santiago, Chile, and has been with McAfee since November 2010. As an MTIS Threat Analyst, Francisca researches threats and informs McAfee customers and the public about events that occur around the world.
Welcome back to Security 101. Our New Year’s recess is over, and it’s time to offer another lesson. So far we have discussed vulnerabilities and some types of low-interaction attack vectors. In this lesson we shall continue with attack vectors that require medium or high levels of user interaction to succeed. These attack vectors are Read more…
Tags: online security, online threats, vulnerability, web security
In the first part of this series, we discussed the entry points that an intruder could use to attack our “building,” our metaphor for network security. In the next few posts, we shall focus on the next level: attack vectors. If vulnerabilities are the entry points, then attack vectors are the ways attackers can launch Read more…
Tags: buffer overflow, cross-site scripting, SQL Injection, xss
In my last post we discussed the most dangerous kind of vulnerabilities that we classify at McAfee Labs: remote code execution and denial of service. Today, we’ll talk about vulnerabilities that are not so dangerous, those we classify as Medium or Low Risk. These threats still require our attention because they can create a chain Read more…
Tags: attack, malware, security, Security 101, vulnerability
Welcome back to Security 101. The topic of today’s blog is vulnerabilities. In our frequent McAfee Labs Threat Advisories you see the term vulnerability in almost every item. “A vulnerability has been found…” or “A vulnerability in some versions of…” are commonplace. What is a vulnerability? A vulnerability is a program bug that under certain Read more…
Tags: attack, malware, security, Security 101, vulnerability
When I started working at McAfee, I noticed that many of the terms commonly used here were completely unknown to me. Fortunately I had no problems understanding them, but I’m sure that more than one person has read a McAfee security update and thought “What does this mean?” This question is more likely when a Read more…
Tags: attacks, malware, security, Security 101, vulnerability
In 2009, Satoshi Nakamoto had an idea: a digital currency that could be used without bank or central entities, based on the trust the users had for each other. With the help of public-key cryptography and the Internet, members of this peer-to-peer network could tell if a user was legitimate and allow transactions from and to Read more…
Tags: identity fraud, malware, McAfee Labs
Posts by Francisca Moreno