Telefónica Tech Cyber Security Weekly Briefing, 13 – 17 June Hertzbleed. New side-channel attack on AMD and Intel processors Security researchers at several US universities have discovered a new side-channel attack affecting Intel and AMD processors, called Hertzbleed. What is remarkable...
Nacho Palou We have a brand-new website! Get to know the new Telefónica Tech Cyber Security & Cloud website Telefónica Tech is constantly growing and working to be the technological partner of companies in their digital transformation process. As part of this purpose, Telefónica Tech Cyber Security & Cloud...
Alberto Sempere XDR, the cybersecurity trend that dominated the RSA Conference 2022 After a two-year break, I am back at the RSA Conference in San Francisco, the international key event for the cybersecurity industry. Having overcome the typical hurdles of a trip...
Telefónica Tech Cyber Security Weekly Briefing, 6 – 10 June LockBit threatens Mandiant after linking them to Evil Corp The LockBit 2.0 ransomware group announced on its dark web publishing page afternoon, 6 May, the alleged compromise of cybersecurity firm...
Telefónica Tech Cyber Security Weekly Briefing, 28 May – 3 June Rapid evolution of the EnemyBot botnet Since its discovery last March by Securonix researchers, the botnet known as EnemyBot, focused on carrying out DDoS attacks, has continued to expand, thanks...
Cristina del Carmen Arroyo Siruela Differences between encryption, hashing, encoding and obfuscation There is currently a lot of confusion about the terms encryption, encoding, cryptography, hashing and obfuscation techniques. These terms are related to computer security, specifically to the confidentiality and...
Telefónica Tech Cyber Security Weekly Briefing, 21–27 May Unpatched vulnerability in PayPal Security researcher H4x0r-DZ has disclosed an unpatched vulnerability in PayPal’s money transfer service that could allow attackers to trick victims into stealing money by completing targeted...
Diego Samuel Espitia Vulnerabilities, threats and cyber-attacks on industrial systems Cybercriminals have increasingly targeted industrial environments
Telefónica Tech Cyber Security Weekly Briefing, 7–13 May Vulnerability in BIG-IP exploited to erase data On May 4th, F5 fixed, among others, a vulnerability affecting BIG-IP devices (CVE-2022-1388 CVSSv3 9.8), which could allow an unauthenticated attacker with network...
David García The new end of passwords Password, password, password... How many can you remember if you don't use a password manager? In fact, do you even use a password manager?
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 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 New Tool: MicEnum, Mandatory Integrity Control Enumerator In the context of the Microsoft Windows family of operating systems, Mandatory Integrity Control (MIC) is a core security feature introduced in Windows Vista and implemented in subsequent lines...
Florence Broderick HookMe, a tool for intercepting communications with API hooking HookMe is a tool for Windows that allows to intercept system processes when calling APIs needed for network connections. The tool, still in beta, was developed by Manuel Fernández (now...
