Telefónica Tech Cyber Security Weekly Briefing 5-11 March Mozilla patches two 0-day vulnerabilities Mozilla has issued a security advisory patching two 0-day vulnerabilities that are reportedly being actively exploited and affect Firefox, Focus and Thunderbird. Both vulnerabilities were...
Telefónica Tech 42 Madrid students solve Telefónica Tech’s challenges In recent years, cybersecurity has become a major cornerstone for businesses. Data is today’s gold and protecting it is an essential part of a project. In 2021, there were...
María Teresa Nieto Galán Understanding the concept of “rollup” for blockchain scalability In previous articles we have already discussed how important scalability is in Blockchain technology and how this ecosystem is starting to create solutions to achieve faster and more computationally...
Alexandre Maravilla Are SMS for sending verification codes secure? I recently forgot the password to access the personal area of my current bank’s online banking app. I show you the process of resetting the password, carried out from...
Telefónica Tech Cyber Security Weekly Briefing 28 February – 4 March Daxin: highly sophisticated backdoor Researchers at Symantec have published a paper reporting a new backdoor they have called Daxin, which they attribute to actors linked to China. According to Symantec,...
Telefónica Tech Cyber Security Weekly Briefing 19-25 February New privilege escalation flaw in Linux Security researchers at Qualys have discovered seven flaws in Canonical’s Snap software packaging and deployment system used in operating systems that use the Linux...
Emilio Moreno Life at the border Today’s article is not going to be about cowboy movies, nor about the Limes of the Roman Empire, nor about Radio Futura’s song even though it may seem like...
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...
Diego Samuel Espitia A practical approach to integrating MITRE’s ATT&CK and D3FEND Businesses have become aware of the need to have mechanisms in place to ensure the protection of their information and how important it is to understand their weaknesses in...
Telefónica Tech Cyber Security Weekly Briefing 5 – 11 February Microsoft disables macros and MSIX to prevent malware distribution Microsoft has been actively mobilising against multiple malware attacks that use some of its technologies as an entry vector. The products...
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...
