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 What Differential Privacy Is and Why Google and Apple Are Using It with Your Data Differential privacy allows you to know your users without compromising their privacy, but achieving it is a complex process. Here's why.
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....
ElevenPaths Cybersecurity Weekly Briefing 30 May-5 June Security Breach in 8Belts vpnMentor researchers discovered in mid-April a data breach in the 8Belts language learning platform due to an improper configuration on an Amazon Web Services S3 bucket....
ElevenPaths Breaking Out HSTS (and HPKP) on Firefox, IE/Edge and (possibly) Chrome. Our Black Hat research We have been for a long time researching about HSTS, HPKP, certificate pinning and TLS technologies in general. As a collateral effect of this work, we have found some...
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...
ElevenPaths Cybersecurity Weekly Briefing September 12-18 PoC for Critical Vulnerability on Netlogon Secura researchers have published a tool to check whether a domain controller is vulnerable to the CVE-2020-1472 vulnerability on Netlogon. Last month, Microsoft patched...
Telefónica Tech Cyber Security Weekly Briefing 12-18 February Researchers develop exploit for critical vulnerability in Magento Positive Technologies’ offensive security team has developed a Proof of Concept (PoC) for the CVE-2022-24086 CVSSv3 9.8 vulnerability, claiming that it would allow control...
Gonzalo Álvarez Marañón What Is Wrong with Quantum Cryptography That the World’s Largest Intelligence Agencies Discourage Its Use Quantum cryptography does not exist. What everyone understands when the term “quantum cryptography” is mentioned is actually the quantum key distribution (QKD). And this is precisely what I want...
ElevenPaths Cyber Security Weekly Briefing 28 November – 4 December New version of the TrickBot malware TrickBot botnet operators have added a new capability that allows them to interact with the BIOS or UEFI firmware of an infected computer. This...
Sergio de los Santos Tell Me What Data You Request from Apple and I Will Tell You What Kind of Government You Are We recently found out that Spain sent 1,353 government requests for access to Facebook user data in the first half of 2020. Thanks to Facebook’s transparency report for the...
ElevenPaths Cybersecurity Weekly Briefing November 21-27 Qbot as a prelude to Egregor ransomware infections Researchers at Group-IB security company have issued a statement claiming to have found activity linking the Qbot banking trojan (also known as...
Diego Samuel Espitia Using Development Libraries to Deploy Malware Cybercriminals seek strategies to achieve their objectives: in some cases, it is users’ information; in others, connections; sometimes they generate networks of computers under their control (botnets), etc. Any...
Gonzalo Álvarez Marañón Nonces, Salts, Paddings and Other Random Herbs for Cryptographic Salad Dressing The chronicles of the kings of Norway has it that King Olaf Haraldsson the Saint disputed the possession of the Hísing island with his neighbour the King of Sweden....
Sergio de los Santos A Simple Explanation About SAD DNS and Why It Is a Disaster (or a Blessing) In 2008, Kaminsky shook the foundations of the Internet. A design flaw in the DNS made it possible to fake responses and send a victim wherever the attacker wanted....
ElevenPaths Cybersecurity Weekly Briefing November 14-20 Malware distribution campaign supplants the identity of Spanish ministries ESET researchers warn of a malware distribution campaign that is impersonating Spanish ministries to distribute a malicious Android application through links...
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...
Gonzalo Álvarez Marañón Rock, Paper, Scissors and Other Ways to Commit Now and Reveal Later Have you ever played rock, paper, scissors? I bet you have. Well, let’s put the tin lid on it: how would you play through the phone? One thing is...
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...
ElevenPaths Squeezing the numbers and facts of Google’s annual Android security report Last month Google published its third annual security report on Android’s security protections, aiming to send a clear message to the world about mobile malware (or Potentially Harmful Applications...
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 FOCA Final Version, the ultimate FOCA You all know FOCA. Over the years, it had a great acceptation and became quite popular. Eleven Path has killed the FOCA to turn it into a professional service,...
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...