Preface: Security Alert from the vendor (Apple) on 17th Aug 2022, found a bug on their iOS. If you use iPhone and iPad, you need to update now. Some experts said that the update was also taken seriously by security research unit ZecOps, who tweeted that the iOS 15.6.1 patch vulnerability was already in use,…

Preface: What is backward compatibility in Linux?Backward compatible (also known as downward compatible or backward compatibility) refers to a hardware or software system that can successfully use interfaces and data from earlier versions of the system or with other systems. Background: Ansible Automation Platform provides an enterprise framework for building and operating IT automation at…

Preface: OPC UA is a standard that ensures the open connectivity, interoperability, security, and reliability of industrial automation devices and systems. OPC UA is widely recognized as the key communication and data modeling technology for the Industry 4.0 initiative.The UA SDK is a C++ library that supports you in writing portable C++ OPC UA Servers.…

Preface: The three top industries that use Apache Airflow for Workflow Automation are Machine Learning, Big Data and Artificial Intelligence. Background: Airflow is a platform that lets you build and run workflows. A workflow is represented as a DAG (a Directed Acyclic Graph), and contains individual pieces of work called Tasks, arranged with dependencies and…

Preface: Bluetooth mesh is ideal for industrial IoT use cases—especially lighting—that require the relatively low-cost and low-power scalability, reliability, and performance of Bluetooth technology. It enables many-to-many device communications and is optimized for creating large-scale device networks. Background: Bluetooth mesh networks – Communication from one node to another. Unlike traditional IP-based networks, Bluetooth Mesh uses…

Preface: The CISCO Talos article mentions a ransomware attack on their company. They mentioned in detail that on the 1st phase of attack. The attacker use Phishing to victims. When the target machine compromised. Then the attacker proceed 2nd phase. But so-called zero-day, therefore no one will know. If we could do scenario replay, maybe…

Preface: Pixel phones install downloaded Android updates in the background. The installed updates become active the next time that you restart your phone. Background: Protection of the sensitive date stored on the mobile devices is a hot topic.This is the reason why it is very important for mobile app developers to take care of it.…

Preface: Is this a possible solution? Can we disabled SMT technology as mitigating SQUIP? As far as we know, it will severely degrade the performance of AMD processors. Background: Attacker modifies system MTR registers to change the SMM memory space from uncacheable to cacheable with type Write-back. The MTRR (Memory Type Range Registers), are registers…

Preface: SAP has released its August 2022 Patch Day updates. However, you will still see items you are familiar with. What’s that? As follows!Update to Security Note released on April 2018 Patch Day:Security updates for the browser control Google Chromium delivered with SAP Business ClientProduct-SAP Business Client, Versions -6.5, 7.0, 7.70 (Hot News – CVSS…

Preface: Samsung Galaxy S22 series national version uses Qualcomm Snapdragon 8, European version uses Exynos 2200. European users will cheer as Samsung Galaxy S23 ditches Exynos chip. Background: Android 12 is the twelfth major release and 19th version of Android, the mobile operating system developed by the Open Handset Alliance led by Google.Android Q is…