Security
Threat Spotlight: PoSeidon, A Deep Dive Into Point of Sale Malware
This post was authored by Andrea Allievi, Ben Baker, Nick Biasini, JJ Cummings, Douglas Goddard, William Largent, Angel Villegas, and Alain Zidouemba Cisco’s Security Solutions (CSS) consists of information security experts with a unique blend of law enforcement, enterprise security and t…
Research Spotlight: Exploiting Use-After-Free Vulnerabilities
This blog post was authored by Earl Carter & Yves Younan. Talos is constantly researching the ways in which threat actors take advantage of security weaknesses to exploit systems. Yves Younan of Talos will be presenting at CanSecWest on Friday March 20th. The topic of his talk will be FreeSentry…
Talos Discovery Spotlight: Hundreds of Thousands of Google Apps Domains’ Private WHOIS Information Disclosed
This post was authored by Nick Biasini, Alex Chiu, Jaeson Schultz, and Craig Williams. Special thanks to William McVey for his contributions to this post. Table of Contents Overview WHOIS Privacy Protection Why Does This Exist The Issue Implications for the Good/Bad Guys Current State and Mitigatio…
Microsoft Patch Tuesday for March 2015: 14 Bulletins Released; FREAK Patched
Today, Microsoft has released their monthly set of security bulletins designed to address security vulnerabilities within their products. This month’s release sees a total of 14 bulletins being released which address 45 CVEs. The first 5 bulletins are rated critical and address vulnerabilities wit…
Mitigations Available for the DRAM Row Hammer Vulnerability
This blog post was authored by Troy Fridley and Omar Santos of Cisco PSIRT. On Mar 9 2015, the Project Zero team at Google revealed findings from new research related to the known issue in the DDR3 Memory specification referred to as “Row Hammer”. Row Hammer is an industry-wide issue tha…
AMP Threat Grid Empowers Law Enforcement to Fight Cybercrime
Recognizing the critical need for state and local law enforcement agencies to have state-of-the art technologies to effectively fight digital crime, Cisco is creating the AMP Threat Grid for Law Enforcement Program. The program is designed to empower those working to protect our communities from cyb…
The Seven Wonders of User Access Control: Part II
In the first of a two-part blog series, The Seven Deadly Sins of User Access Controls, my colleague Jean Gordon Kocienda provided fresh insights into overly-permissive user access controls as a common underlying cause of data breaches. In this blog, I address the solutions to those “Seven Dead…
Threat Spotlight: Angler Lurking in the Domain Shadows
This post was authored by Nick Biasini and edited by Joel Esler Overview Over the last several months Talos researchers have been monitoring a massive exploit kit campaign that is utilizing hijacked registrant accounts to create large amounts of subdomains for both initial redirection and exploitati…
The Seven Deadly Sins of User Access Controls: Part I
2014 was a terrible year for corporate data breaches. If there is to be any silver lining, information security professionals must draw lessons from the carnage. A good place to start is to identify common denominators. Several of the most damaging incidents started with phishing emails into office…
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