Haythem Elmir

The private intelligence agency LocalBlox has left unsecured online an AWS bucket containing 48 million records that were also harvested from Facebook, LinkedIn, and Twitter. Oops … another data breach made the headlines and once again it was discovered by data leak hunters at Upguard. The private intelligence agency LocalBlox has […]

Cisco issues a critical patch to address a remote code execution vulnerability in the Cisco WebEx software, hurry up apply it now! Cisco has issued a critical patch to fix a serious vulnerability (CVE-2018-0112) in its WebEx software that could be exploited by remote attackers to execute arbitrary code on target machines via […]

A team of academics has identified an issue with the Zerocoin protocol, along with two security flaws in libzerocoin, the software library used for building actual cryptocurrencies around protocol. Researchers said they found these three issues to affect at least five cryptocurrencies based on Zerocoin, each in varying degrees. The five […]

Security experts at CSE CybSec ZLab malware Lab have conducted an interesting analysis of the principal Ransomware-as-a-Service platforms available on the dark web. Over the years, the diffusion of darknets has created new illegal business models. Along with classic illegal goods such as drugs and payment card data, other services appeared in […]

The authors of the XiaoBa ransomware have retooled their malware’s code into a cryptocurrency miner (coinminer). Unfortunately, despite not encrypting files anymore, the XiaoBa coinminer still destroys users’ data thanks to a series of bugs that primarily corrupt a user’s executable files. History of the XiaoBa ransomware The XiaoBa ransomware […]

Description A Critical Patch Update is a collection of patches for multiple security vulnerabilities. Critical Patch Update patches are usually cumulative, but each advisory describes only the security fixes added since the previous Critical Patch Update advisory. Thus, prior Critical Patch Update advisories should be reviewed for information regarding earlier […]