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How to Configure Intrusion Detection with AIDE on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Configure Intrusion Detection with AIDE on IBM AIX 7.1

Introduction IBM AIX 7.1 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to configure intrusion detection with aide on ibm aix 7.1 […]

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FreeBSD 12 — mozjpeg — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — mozjpeg — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 December 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: mozjpeg — heap-based buffer over-read in get_rgb_row() in rdppm.c via a malformed PPM input file Related CVEs: CVE-2020-13790 Upstream summary: NIST reports: Heap-based buffer over-read in get_rgb_row() in rdppm.c via […]

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How to Set Up OpenVPN on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Set Up OpenVPN on Oracle Linux 8

Introduction Oracle Linux 8 ships with a stable, security-hardened base that makes deploying set up openvpn on oracle linux 8 both straightforward and auditable. This tutorial covers the complete procedure for how to Set Up OpenVPN on Oracle Linux 8, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for […]

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Ubuntu 18.04 — libexif — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — libexif — multiple vulnerabilities (12 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 11 December 2020 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4624-1 Related CVEs: CVE-2020-0452 CVE-2020-0093 CVE-2020-0182 CVE-2020-0198 CVE-2020-13112 CVE-2020-13113 CVE-2020-13114 CVE-2018-20030  +4 more Upstream summary: It was discovered that libexif incorrectly handled certain inputs. An attacker could possibly use this […]

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Template Method Design Pattern in Java — step-by-step Programming tutorial on Progressive Robot

Template Method Design Pattern in Java

URL: https://www.progressiverobot.com/template-method-design-pattern-in-java/ Template Method is a behavioral design pattern. Template Method design pattern is used to create a method stub and deferring some of the steps of implementation to the subclasses. Template Method Design Pattern Template method defines the steps to execute an algorithm and it can provide default implementation that might be common for […]

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How To Query Prometheus on Ubuntu 14.04 Part 1 — step-by-step Linux tutorial on Progressive Robot

How To Query Prometheus on Ubuntu 14.04 Part 1

Prometheus is an open source monitoring system and time series database. In part 1 of this series, you will learn how to select and filter time series based on their dimensions, aggregate and transform time series, as well as how to do arithmetics between different metrics in Prometheus 1.3.1.

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Ubuntu 20.04にMySQLをインストールする方法 — step-by-step Linux tutorial on Progressive Robot

Ubuntu 20.04にMySQLをインストールする方法

MySQLは、人気のあるLAMP(Linux、Apache、MySQL、PHP/Python/Perl)スタックの一部として一般的にインストールされているオープンソースデータベース管理システムです。リレーショナルモデルを実装し、データを管理するためにSQL(Structured Query Language)を使用します。このチュートリアルでは、Ubuntu 20.04サーバーにMySQLをインストールする方法について説明します。

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Ubuntu 16.04 — crawl — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — crawl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 December 2020 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7969-1 Related CVEs: CVE-2020-11722 Upstream summary: David Mendenhall discovered that Dungeon Crawl Stone Soup was incorrectly handling Lua bytecode embedded in an uploaded .crawlrc file. An attacker could possibly use […]

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