Telefónica Tech Selecting a managed security service provider (MSSP): 5 key factors to keep in mind An Managed Security Service Provider (MSSP) offers you a team of seasoned security experts that will work for you at a fraction of the cost of building your security...
Telefónica Tech Cyber Security Weekly Briefing, 7 — 14 October Critical vulnerability in Fortinet Fortinet has issued a security advisory to its customers urging them to update their FortiGate firewalls and FortiProxy web proxy, in order to fix a critical authentication bypass...
Diego Samuel Espitia How to protect your social media accounts Companies and individuals use social networks today to generate new revenue or to sell their services and products, much more than just to communicate with other people or to...
Telefónica Tech Cyber Security Weekly Briefing, 1 — 7 October Lazarus targets Dell via new FudModule rootkit ESET researchers have reported a new Lazarus campaign targeting a Dell hardware driver using a new rootkit called FudModule. The rootkit uses a...
Telefónica Tech Cyber Security Weekly Briefing, 24 — 30 September Two 0-day vulnerabilities exploited in Microsoft Exchange The Vietnamese cybersecurity team GTSC reported two 0-day vulnerabilities in Microsoft Exchange three weeks ago through the Zero Day Initiative (ZDI) that are...
Marta Mallavibarrena Human factor key in cyber security Dozens of vulnerabilities are discovered every day in the current landscape (an average of 50 in 2021), and attackers are finding new and ingenious ways to exploit them. It...
ElevenPaths Cyber Security Weekly Briefing, 17 — 23 September Quantum and BlackCat ransomware use Emotet as entry vector Researchers at AdvIntel have published the results of an investigation reporting that ransomware operators Quantum and BlackCat have adopted the use...
Telefónica Tech Cyber Security Weekly Briefing, 9 — 16 September Microsoft fixes two 0-day and 63 other vulnerabilities in Patch Tuesday Microsoft has fixed 63 vulnerabilities in its September Patch Tuesday, including two 0-days, one of them actively exploited, and...
Estevenson Solano How to become a cyber resilient organisation Fear, panic and uncertainty are some of the feelings constantly experienced in corporate leadership. In management committees, the big question is frequently asked: is our cyber security working? As...
Marta Mª Padilla Foubelo Name the malware you have, and I’ll tell you which botnet you belong to What is a botnet and how does it work? To begin with, let’s dissociate the word botnet. On the one hand, “bot” means robot and, on the other hand, “net”...
Florence Broderick Evil FOCA is now Open Source We are really happy to announce that Evil FOCA is now Open Source. We have received lots of comments and feedback about how you are using Evil FOCA, or how...
Florence Broderick How to bypass antiXSS filter in Chrome and Safari (discovered by ElevenPaths) Modern browsers usually have an antiXSS filter, that protects users from some of the consequences of this kind of attacks. Normally, they block cross site scripting execution, so the...
Florence Broderick HookMe, a tool for intercepting communications with API hooking HookMe is a tool for Windows that allows to intercept system processes when calling APIs needed for network connections. The tool, still in beta, was developed by Manuel Fernández (now...
Florence Broderick How does blacklisting work in Java and how to take advantage of it (using whitelisting) Oracle has introduced the notion of whitelisting in its latest version of Java 7 update 40. That is a great step ahead (taken too late) in security for this...
Florence Broderick Quick and dirty shellcode to binary python script https://google-code-prettify.googlecode.com/svn/loader/run_prettify.js If you work with exploits and shellcode, you already know what shellcode is and how to deal with it. Sometimes it comes with exploits in C, Perl, Python…...