David García Bestiary of a Poorly Managed Memory (III) Our expert David Garcia explains some consequences of poor memory management such as dangling pointers or memory leaks.
David García Bestiary of a Poorly Managed Memory (II) Our expert David Garcia shows what happens when the same block of reserved memory is released twice, the so-called double free.
David García Bestiary of a Poorly Managed Memory (I) WannaCry, EternalBlue, Conficker... their cyber attacks have one thing in common: the arbitrary code execution. Discover how they happen.
ElevenPaths What Kind of Professionals Work in Our Security Operations Center (SOC)? Discover the different profiles of the SOC professionals in this post, who work day and night to provide the best security to our customers.
Gabriel Bergel Risk Analysis Applied to COVID-19 Our CSA Gabriel Bergel shows you how to apply the Risk Analysis methodology to the management of the COVID-19 threat.
SCC CyberThreats Service COVID-19: Risk Guide and Recommendations on Cyber Security From the point of view of cyber security, the current situation caused by the coronavirus is also particularly worrying. Users and companies are being threatened. From the Telefonica’s SCC...
ElevenPaths How to Detect and Protect Yourself from Phishing Attacks in Times of Coronavirus The overinformation caused by the huge amount of news we receive about coronavirus makes it harder to distinguish true from fake emails. This poses a great risk to people’s security, since it...
ElevenPaths Cybersecurity Trends Report for 2020 from ElevenPaths Discover the technologies and attacks that will most affect security in the coming months in this report.
Andrés Naranjo Secure Homeworking, Applying Cybersecurity from Home Working from home makes it easier to reconcile these difficult days, but safety should not be overlooked. Telework safely with these tips.
ElevenPaths Trend Report: Hacktivist CyberThreats Report 2019 An analytical report that includes the periodic scanning of the hacktivist threat’s behavior in five observation rings: Europe and the United Kingdom, North America, Latin America, MENA / Asia...
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...
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....
Florence Broderick Android malware not only posing as Word documents… but Excel as well China is a paradise for “SMS stealing malware” for Android. These programs steal your SMS inbox, notebook… The only “problem” for malware creators is to induce users to...
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...
