Telefónica Tech Cyber Security Weekly Briefing, 12 – 16 June Microsoft has fixed more than 70 vulnerabilities in its June Patch Tuesday Microsoft has released its June Patch Tuesday, addressing a number of critical, high, medium and low severity vulnerabilities....
Telefónica Tech Cyber Security Weekly Briefing, 27 May – 2 June Backdoor discovered in hundreds of Gigabyte motherboards Cybersecurity researchers at Eclypsium discovered a secret backdoor in the firmware of hundreds of Gigabyte motherboard models, a well-known Taiwanese manufacturer. Every time...
Gonzalo Álvarez Marañón Blockchain, Cryptocurrencies, zkSTARKs and the Future of Privacy in a Decentralised World In the Renaissance Italy, duels between mathematicians were common, but not by crossing steels, but by solving difficult problems. One of the hardest bones to crack at the time...
Carlos Ávila Your MacOS System Is Also A Target for Cybercrime – Protect It! According to statcounter, Apple’s operating system, macOS (formerly OSX) in particular, has a market share of around 17%, making it the second most widely used desktop operating system. This...
Telefónica Tech Cyber Security Weekly Briefing, 19 – 23 June Critical vulnerabilities in Asus routers Asus has issued a security advisory addressing a total of nine vulnerabilities affecting multiple router models. Among these security flaws, the one registered as CVE-2022-26376,...
Telefónica Tech Cyber Security Weekly Briefing, 12 – 16 June Microsoft has fixed more than 70 vulnerabilities in its June Patch Tuesday Microsoft has released its June Patch Tuesday, addressing a number of critical, high, medium and low severity vulnerabilities....
ElevenPaths You are less rational than you think when you take decisions under uncertain conditions I propose you the following game of luck: Option A: I give 1,000 € to you with a probability of 100%. Option B: Let’s leave it to heads or tails: if...
Innovation and Laboratory Area in ElevenPaths AMSIext: Our Extension That Detects Malware in the Browser Memory Given the evolution in malware propagation techniques, we need mechanisms to detect threats as soon as possible such as AMSIext.
Telefónica Tech Cyber Security Weekly Briefing, 12 – 16 June Microsoft has fixed more than 70 vulnerabilities in its June Patch Tuesday Microsoft has released its June Patch Tuesday, addressing a number of critical, high, medium and low severity vulnerabilities....
Martiniano Mallavibarrena ‘Insiders’ in Cybersecurity: “Catch me if you can” Within companies, there is a significant window of opportunity for cybersecurity incidents: disgruntled employees, suppliers, subcontractors...
Gonzalo Álvarez Marañón Are You Crypto-Agile to Respond Quickly to Changing Cyberthreats? A business is considered agile if it is able to respond quickly to market changes, adapt to maintain stability. However, without cryptography there is no security and without security...
Telefónica Tech Cyber Security Weekly Briefing 29 January – 4 February Exploits that allow privilege elevation in Windows published Security researchers have made public several exploits that leverage a known elevation of privilege vulnerability that affects all versions of Windows 10. The exploits...
ElevenPaths Your feelings influence your perception of risk and benefit more than you might think Security is both a feeling and a reality —Bruce Schneier Daniel Gardner starts his book The Science of Fear with the shocking history of US September 11 attacks: And so in...
ElevenPaths Why you are late delivering all your projects and what you can do to address it Anyone who causes harm by forecasting should be treated as either a fool or a liar. Some forecasters cause more damage to society than criminals. —Nassim Taleb, The Black Swan, 2007 In 1957,...
ElevenPaths How the “antimalware” XProtect for MacOS works and why it detects poorly and badly Recently, MacOS included a signature in its integrated antivirus, intended to detect a binary for Windows; but, does this detection make sense? We could think it does, as a...
ElevenPaths How to forecast the future and reduce uncertainty thanks to Bayesian inference (II) In the first part of this article we explained how Bayesian inference works. According to Norman Fenton, author of Risk Assessment and Decision Analysis with Bayesian Networks: Bayes’ theorem is...
ElevenPaths New research: Docless Vietnam APT. A very interesting malware against Vietnam Government We have detected a malware sent to some email accounts belonging to a Vietnam government domain. This email is written in Vietnamese and is dated March 13th, 2019. It seems to...
ElevenPaths How to forecast the future and reduce uncertainty thanks to Bayesian inference (I) Imagine that you come back home from San Francisco, just arrived from the RSA Conference. You are unpacking your suitcase, open the drawer where you store your underwear and…...
ElevenPaths New research: we discover how to avoid SmartScreen via COM Hijacking and with no privileges COM Hijacking technique has a simple theoretical basis, similar to the DLL Hijacking one: What does it happen when an application searches for a non-existent COM object on the...
ElevenPaths The base rate fallacy or why antiviruses, antispam filters and detection probes work worse than what is actually promised Before starting your workday, while your savoring your morning coffee, you open your favorite cybersecurity newsletter and an advertisement on a new Intrusion Detection System catches your attention: THIS IDS...
ElevenPaths If you want to change your employees’ security habits, don’t call their will, modify their environment instead You’re in a coffee bar and you need to connect your smartphone to a Wi-Fi, so you check your screen and see the following options. Imagine that you know...
ElevenPaths Don’t confuse the frequency of an incident with the ease you remember it Imagine that there have been a few robberies in two parks of your town that have got all the attention for days. This afternoon you would like to go...
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…...
