2021 - Page 626 of 759

How to Configure Just Enough Administration (JEA) on Windows Server 2016 (WINDOWS-SERVER-2016)

• March 8, 2021
• Tutorials
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How to Configure Windows Server 2016 Just Enough Administration Just Enough Administration (JEA) is a PowerShell security technology in Windows Server 2016 that enables role-based access control for administrative tasks. JEA allows you to grant specific users limited administrative capabilities without giving them full administrator rights. A JEA endpoint defines exactly which PowerShell commands a […]

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Ubuntu 14.04 LTS unattended-upgrades repeatedly fails

• March 7, 2021
• Linux
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🟡 Medium   ⏱ 5–30 min  Last verified: 7 March 2021 Affected versions: 14.04 LTS 📖 ~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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Oracle Linux 8 — nodejs:14 security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2023-0050)

• March 7, 2021
• Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 7 March 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-0050 Related CVEs: CVE-2021-44906 CVE-2022-0235 CVE-2022-3517 CVE-2022-43548 CVE-2022-24999 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]

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Gentoo Linux — net-ftp/pure-ftpd — multiple vulnerabilities (2 CVEs) — patch and remediation guide

• March 7, 2021
• Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202003-54 Related CVEs: CVE-2020-9274 CVE-2020-9365 Upstream summary: Multiple vulnerabilities have been discovered in Pure-FTPd. Please review the CVE identifiers referenced below for details. Table of contents Symptom & Impact Environment & Reproduction […]

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How to Monitor System Resources on Oracle Linux 8

• March 7, 2021
• Oracle Linux
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Introduction Setting up monitor system resources on oracle linux 8 on a Oracle Linux 8 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Monitor System Resources on Oracle Linux 8, with all the commands you need, the SELinux and firewalld considerations to keep in […]

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Ubuntu 16.04 Wi-Fi disconnects or fails to reconnect

• March 7, 2021
• Linux
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🟡 Medium   ⏱ 5–30 min  Last verified: 7 March 2021 📖 ~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 & Cross-Refs References & Further […]

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How to Configure Kerberos Authentication on IBM AIX 7.1

• March 7, 2021
• IBM AIX
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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 kerberos authentication on ibm aix 7.1 on IBM […]

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How to Configure VM Disk Types (VHD and VHDX) on Windows Server 2012 R2

• March 7, 2021
• Tutorials
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How to Configure VM Disk Types (VHD and VHDX) on Windows Server 2012 R2 Virtual hard disk configuration is foundational to Hyper-V performance and reliability. Windows Server 2012 R2 supports two virtual disk formats — the legacy VHD and the modern VHDX — each with their own characteristics, size limits, and operational considerations. Choosing the […]

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Compreendendo bancos de dados relacionais

• March 7, 2021
• Tutorials
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Os sistemas de gerenciamento de banco de dados (SGDB, no inglês DMBS) são programas de computador que permitem que usuários interajam com um banco de dados. Um DBMS permite que os usuários controlem o acesso a um banco de dados, gravem dados, executem consultas e façam outras…

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How To Create a Fade-In Page Transition Effect with JavaScript and CSS

• March 7, 2021
• Javascript
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Learn how to implement fade-in effect when a page loads with some JavaScript and CSS.

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