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...
ElevenPaths Cyber Security Weekly Briefing May 22-28 Windows HTTP protocol stack vulnerability also affects WinRM Security researchers have discovered that the vulnerability affecting the Windows IIS web server (CVE-2021-31166, CVSS 9.8), which resides in the HTTP protocol...
Gabriel Bergel ¿Ransomware in Pandemic or Ransomware Pandemic? No one imagined what could happen in the field of cyber security during the Covid-19 pandemic. Perhaps some colleagues were visionary, or others were basically guided by the statistics...
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....
Gonzalo Álvarez Marañón Nobody on The Internet Knows You Are A Dog, Even If You Use TLS Certificates You may have noticed that most websites have a little padlock on them. If you click on it, a window will pop up stating that “the connection is secure”....
Andrés Naranjo Analysis of APPs Related to COVID19 Using Tacyt (II) We continue with the research started in the previous entry in which we analysed these type of applications with our Tacyt tool. Regarding the application analysed, we can see...
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...
Martiniano Mallavibarrena Understanding The Dynamics of Ransomware Security Incidents The ransomware phenomenon If there is one term that has earned its way to the top of the headlines in the media over the last two years, ransomware is undoubtedly...
ElevenPaths Do I Really Need an Antivirus? How can standard users protect themselves? In this article we explain what an antivirus is for and how you can be (more) protected.
Sergio de los Santos 26 Reasons Why Chrome Does Not Trust the Spanish CA Camerfirma From the imminent version 90, Chrome will show a certificate error when a user tries to access any website with a certificate signed by Camerfirma. Perhaps it is not...
ElevenPaths Cyber Security Weekly Briefing February 6-12 Attempted contamination of drinking water through a cyber-attack An unidentified threat actor reportedly accessed computer systems at the City of Oldsmar’s water treatment plant in Florida, US, and altered the...
Javier Provecho CNCF’s Harbor (cloud native registry) fixes an information disclosure bug discovered by ElevenPaths (CVE-2020-29662) On December 2nd, ElevenPaths’ CTO SRE team discovered an unauthenticated API within Harbor, a cloud native registry part of the CNCF. It is commonly used as an agnostic Docker...
Gabriel Bergel Digital Zombies and Social Engineering This post is about zombies and social engineering, the image in figure 1 is free and royalty free as long as you credit it, and I loved it. We...
ElevenPaths Cyber Security Weekly Briefing 30 January – 5 February Chrome will reject Camerfirma’s certificates Google plans to ban and remove Chrome’s support for digital certificates issued by the certification authority (CA) Camerfirma, a Spanish company that is widely deployed...
Gonzalo Álvarez Marañón Snitch Cryptography: How to Crack Tamper-Proof Devices Google’s Titan Security Key or YubiKey from Yubico are the ultimate trend in multi-factor authentication security. According to Google’s own website: «The keys have a hardware chip with firmware designed...
Amador Aparicio CVE 2020-35710 or How Your RAS Gateway Secure Reveals Your Organisation’s Intranet Parallels RAS (Remote Application Server) is a virtual desktop infrastructure (VDI) and application delivery solution that enables an organisation’s employees and clients to access and use applications, desktops and...
Diego Samuel Espitia Detecting the Indicators of An Attack We always choose to implement prevention and deterrence rather than containment mechanisms in security. However, the implementation of these mechanisms is not always effective or simple to set up...
ElevenPaths Cyber Security Weekly Briefing January 23-29 Attack against SonicWall by exploiting a possible 0-day in its VPN appliances Firewall manufacturer SonicWall has issued a security alert warning that it has detected a sophisticated attack against...
ElevenPaths 4 Tips to Secure Your Data We surf the Internet on a daily basis. Many of us are already considered digital natives. Yes, it is almost an extension of us, but are we really aware...
Florence Broderick Our CEO, Pedro Pablo Pérez, will represent Telefonica in the European Cyber Security Organization Brussels and the cybersecurity industry will earmark up to 1.8 billion euros in research TELEFONICA JOINS THE DECISION-MAKING BODIES OF THE EUROPEAN CYBER SECURITY ORGANIZATION AS...
Florence Broderick New tool: Maltego transforms for Tacyt If you are a Maltego user, you already know how intuitive and useful it is for researching and analyzing information. You may know as well that Maltego allows to...
Florence Broderick Quick and dirty script in Powershell to check certificate fingerprints Malware is using signed binaries to attack Windows systems. Malware needs it to get into the roots of the operative system. So attackers steal or create their own certificates....
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 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...