Diego Samuel Espitia What are operational technology (OT) security “Patch Tuesdays”? In the cybersecurity world we are used to the release of packages that fix vulnerabilities detected in business software. One of the releases that has established a periodicity and...
Gonzalo Álvarez Marañón Unravelling the Quantum Tangle of Cybersecurity: Quantum Computers, Quantum and Post-Quantum Cryptography Do you know what’ s the difference between quantum computing, quantum cryptography and post-quantum cryptography? Because to be honest, they have (almost) nothing to do with each other. They...
Andrés Naranjo The Challenge of Online Identity (I): Identity Is the New Perimeter We often find ourselves in situations where we are faced with a mission and, as the mission goes on, we realise that the first choices we made were not...
Gabriel Álvarez Corrada Approaching Cybersecurity in Industry 4.0: The Age of Connected Machines Don’t run away yet! This era is not about machines enslaving humanity (at least, not yet…) but about the introduction of elements (IOT devices, cloud environments, IA, Big Data, SIEM,...
Alejandro Maroto Steps to move security solutions forward in the face of current world challenges Palo Alto Networks founder Nir Zuk recently addressed the Telefónica Global Security Summit with some thoughts to share on the direction of security and implications of the COVID-19 pandemic....
Nacho Brihuega Zerologon, Patch or Die! Zerologon. If you are in the IT world and haven’t heard this name yet, you should be worried. Keep reading. Zerologon is possibly the vulnerability of this “special” year and...
Carlos Ávila The Dark Side of WebAssembly Nowadays, the technologies for developing software for webs are multiplying rapidly, while introducing, in some cases, new ways of attack or unexpected advantages for attackers. Let’s see what WebAssembly...
Miguel Ángel Martos Has the Office as We Know It Come to an End? 2020 has had a difficult start. We have learned that what was “usual” may not be the best. We should reconsider this idea of “the office” as the centre...
Franco Piergallini Guida Adversarial Attacks: The Enemy of Artificial Intelligence (II) In Machine and Deep Learning, as in any system, there are vulnerabilities and techniques that allow manipulating its behaviour at the mercy of an attacker. As we discussed in...
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...
José Luis Núñez Díaz Towards a smarter supply chain One of the recurring use cases that is always mentioned when talking about Blockchain is its application in supply chains. In fact, back in 2018, at Telefónica we were...
ElevenPaths Telefónica WannaCry File Restorer: How can we recover information deleted by WannaCry? When cyberattacks occur in large organizations, it is crucial to remember where duplicate files are stored, as this information is also subject to infection by a malware virus or...
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 Mobile Connect winner of the 'Connected Life Awards' Mobile Connect is a multi-operator solution driven by GSMA for universal secure access. The user only needs to link their information to their mobile device solution to have quick...
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....
