This is the first part of a two-part advanced technical tutorial that describes how you can use the Defensics SDK to set up your own Bitcoin network. This is the first of two articles that describe how to use the Defensics® software development kit (SDK) to fuzz Bitcoin software. Specifically, you’ll learn how to model one of the Bitcoin network protocol messages and use the Defensics SDK to perform fuzzing on the bitcoind process.

Universal Health Services (UHS), a Fortune 500 company and healthcare services provider, has reportedly shut down systems at facilities throughout the United States after the Ryuk ransomware hit its network on September 27, according to an article on the Health IT Security website. What is Ryuk ransomware? Ryuk is a sophisticated ransomware threat that targets businesses, hospitals, and government institutions across the world.

Security researchers working with IBM Security recently uncovered a new malware code that is being used to attack online banking users in Brazil. Referred to as ‘Vizom’ by the team, the code utilizes remote overlay attacks to siphon sensitive financial data and make fraudulent transactions from victims bank accounts.

PSD2 is the new EU Directive that aims to open up the banks and allow non-banking institutions to provide payment services. It is a great thing but it comes with many requirements. They are in the form of implementing and delegated acts of the European Commission as well as guidelines of the European Banking Authority. The directive, the implementing acts, and the guidelines are mostly best industry practices with regard to security and risk management.

Today AWS unveiled the Amazon EKS Distro (EKS-D) and Sysdig is excited to deliver support for the new Kubernetes distribution with our Secure DevOps solutions. Wherever you choose to run EKS-D to run container applications, Sysdig can also be used to detect and respond to runtime threats, continuously and validate compliance, as well as monitor and troubleshoot.

This blog post marks an important milestone for us! Just four years ago, as we grew frustrated with the state of SSH server access, Teleport was born. Eventually it grew way bigger than just SSH access, as our users want to use the same access workflow for all layers of their stacks. And today we’re announcing another way to use Teleport: as a hosted offering. Let’s dig deeper!

A cyber security risk assessment is about understanding, managing, controlling and mitigating cyber risk across your organization. It is a crucial part of any organization's risk management strategy and data protection efforts. Risk assessments are nothing new and whether you like it or not, if you work in information security, you are in the risk management business.