Preface: The NTFS3 component is not included in the 5.15 kernel of Manjaro. The ntfs3 is a kernel module. This module will be ready for use on version 5.15.2_rt19-1.Type “modinfo ntfs3” can let you know the ntfs3 installation status. Background: The ext4 is better on Linux based systems because it is designed and built for…

Preface: In simplest terms, policies define what end-users can do on the cluster and possible ways to ensure that clusters are in compliance with organization policies.Policy-enablement empowers organizations to take control of Kubernetes operation and ensure that clusters are in compliance with organization policies. Background: The policy-controller admission controller will only validate resources in namespaces…

Preface: FRRouting is a free IP protocol suite. Many companies: ISPs, SaaS, web 2.0 businesses, hyper-scale services, and Fortune 500 private clouds — use it as a fundamental part of their networks. Background: FRRouting (FRR) is a free and open source Internet routing protocol suite for Linux and Unix platforms. It implements BGP, OSPF, RIP,…

Preface: Mali GPU kernel drivers have a wide range of applications in the IoT and IIoT world. Even the auto industry, gaming, healthcare and artificial intelligence. Background:The Android and Linux version of the Mali GPUs Device Driver provide low-level access to the Mali GPUs that are part of the Valhall family. Some of these components…

Preface: On 2017, Facebook’s artificial intelligence robots shut down after they start talking to each other in their own language. Maybe no one remembers! Background: If you are a data scientist. You know the details of the algorithms, which libraries to use, and perform diagnostics. For the machine learning setup, perhaps you will use a…

Preface: Uninitialized data segment, often called the “bss” segment, named after an ancient assembler operator that stood for “block started by symbol.” Data in this segment is initialized by the kernel to arithmetic 0 before the program starts executing. Background: Xen is an open-source baremetal hypervisor that is widely used by commercial and non-commercial platforms…

Preface: Last September (2021) ICS adviced that the public should be concerned about the multiple vulnerabilities encountered by Modbus products. This product model is (TBox) from the supplier Ovarro.Such vulnerabilities were documented in a CVE article published until this week (July 28, 2022). The record number is CVE-2021-22642.Perhaps reader has confuse about this CVE record…

Preface: What is SKB in Linux kernel? SKBs are composed of a linear data buffer, and optionally a set of 1 or more page buffers. If there are page buffers, the total number of bytes in the page buffer area is ‘data_len’. Therefore the number of bytes in the linear buffer is ‘skb->len – skb->data_len’.…

Preface: According to technical report (OT:ICEFALL) by cyber security service provider (Forescout). They observe that an APT toolkit targeting several OT devices, such as OPC UA servers and PLCs from Omron and Schneider Electric. According to ICS-CERT advisories on 28th June, 2022. The article had written down the RISK EVALUATION.  Successful exploitation of these vulnerabilities…

Preface: As time goes by, online training course is the mainstream to offload traditional onsite training course. The Learning Management System (LMS) is a software application designed to deliver, track, report on and manage trainings and learner activity. Some popular LMS used by educational institutions include Moodle, Blackboard Learn and Schoology.Accroding to security reason, LMS…