January 2023 - Page 55 of 71

Настройка брандмауэра с помощью firewalld в CentOS 8 — step-by-step Linux tutorial on Progressive Robot

Настройка брандмауэра с помощью firewalld в CentOS 8

firewalld — программное обеспечение для управления брандмауэрами, поддерживаемое многими дистрибутивами Linux. Выступает в качестве клиентского интерфейса для встроенных в ядро Linux систем фильтрации пакетов…

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Debian 11 — libde265 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libde265 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 8 January 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-21594 CVE-2020-21595 CVE-2020-21596 CVE-2020-21597 CVE-2020-21598 CVE-2020-21599 CVE-2020-21600 CVE-2020-21601  +12 more Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – […]

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How to Install and Use Podman with Buildah on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install and Use Podman with Buildah on RHEL 7

How to Install and Use Podman with Buildah on RHEL 7 As enterprises move away from Docker and toward daemonless container tools, Podman and Buildah have emerged as the preferred container toolkit on Red Hat Enterprise Linux. Podman provides a Docker-compatible CLI for running containers without a background daemon, while Buildah specializes in constructing OCI-compliant […]

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Common Problems 121484

Debian 9 – dpkg was interrupted and package configuration is incomplete

🟠 High   ⏱ 5–30 min  Last verified: 7 January 2023 Affected versions: Debian 9 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & […]

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Common Problems 111848

Windows Server 2022 — IIS Web Deploy sync fails due delegation rule mismatch — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 7 January 2023 Affected versions: Windows Server 2022 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution — Primary Fix Solution — Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]

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IBM AIX 7.3 — CVE-1999-1119 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-1999-1119 — vulnerability — patch and remediation guide

🟠 High   ⏱ 30–90 min  Last verified: 7 January 2023 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-1999-1119, IBM PSIRT advisory page CVE: CVE-1999-1119 NVD summary: FTP installation script anon.ftp in AIX insecurely configures anonymous FTP, which allows remote attackers to execute arbitrary commands. References: www.cert.org/advisories/CA-1992-09.html   www.securityfocus.com/bid/41   […]

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How To Isolate Servers Within A Private Network Using Iptables — step-by-step Security tutorial on Progressive Robot

How To Isolate Servers Within A Private Network Using Iptables

In this tutorial, we will teach you how to use a Iptables with shared private networking to simulate the network traffic isolation that a true private network can provide. We will also cover why you would want to do this, and provide an example of how to implement this in your own environment. The example should explain the concept well enough that you should be able to adapt the configuration to your own needs.

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How to Configure AIX Audit Events on IBM AIX 7.3 — step-by-step IBM AIX 7.3 tutorial on Progressive Robot

How to Configure AIX Audit Events on IBM AIX 7.3

Introduction IBM AIX 7.3 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 7.3 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to configure aix audit events on IBM AIX 7.3 with […]

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