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 Everything You Need to Know About SSL/TLS Certificates What is a digital certificate? Secure Sockets Layer/Transport Layer Security digital certificate is the most widely used security protocol that enables encrypted data transfer between a web server and a...
ElevenPaths Securing a Cloud Environment With a Telco Cloud Provider Nowadays, nobody can deny the remarkable benefits of cloud computing, both infrastructure as a service (IaaS) and software as a service (SaaS). Cloud computing drives cost savings, agility to...
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 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...
Telefónica Tech How I won a Capture the Flag competition by solving challenges using my mobile phone David Soto, winner of the challenge, collecting the prize together with Humbert Ruiz, from 42 Barcelona, Fundación Telefónica’s programming campus. We organised activities aimed at the technical audience in the...
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...
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 Top 3 most read cybersecurity posts this year In our weekly summer compilation with the most relevant and most read contents of the Telefónica Tech blog since the beginning of this year, this time we bring you...
Franco Piergallini Guida How to Trick Apps That Use Deep Learning for Melanoma Detection One of the great achievements of deep learning is image classification using convolutional neural networks. In the article “The Internet of Health” we find a clear example where this...
ElevenPaths Cyber Security Weekly Briefing February 13-19 Privilege escalation vulnerability in Windows Defender SentinelLabs researcher Kasif Dekel has discovered a new vulnerability in Windows Defender that could have been active for more than twelve years. The flaw,...
ElevenPaths WhatsApp, Telegram or Signal, Which One? In the world of smartphones, 2021 began with a piece of news that has left no one indifferent: the update of WhatsApp’s terms and conditions of use. This measure,...
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...
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...
