Backup Recovery

How to Configure the System Timezone on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Configure the System Timezone on Debian 12

Introduction Deploying configure the system timezone on debian 12 on a Debian 12 Bookworm machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites Ensure Debian […]

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Common Problems 111654

Windows Server 2022 — Gen2 VM creation fails because secure boot template mismatch — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 15 June 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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How to Configure Resource Limits in Kubernetes on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Configure Resource Limits in Kubernetes on Oracle Linux 9

Introduction Setting up configure resource limits in kubernetes on oracle linux 9 on a Oracle Linux 9 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Configure Resource Limits in Kubernetes on Oracle Linux 9, with all the commands you need, the SELinux and firewalld […]

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How to Set Up a Certificate Authority with OpenSSL on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Set Up a Certificate Authority with OpenSSL on Debian 12

Introduction How to Set Up a Certificate Authority with OpenSSL on Debian 12 is a fundamental operation for any administrator maintaining a Debian 12 Bookworm server. Debian 12 Bookworm ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ […]

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How to Encrypt Disk Partitions with LUKS on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Encrypt Disk Partitions with LUKS on Debian 12

Introduction How to Encrypt Disk Partitions with LUKS on Debian 12 is a fundamental operation for any administrator maintaining a Debian 12 Bookworm server. Debian 12 Bookworm ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian […]

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How to Configure LVM on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Configure LVM on Oracle Linux 9

Introduction Setting up configure lvm on oracle linux 9 on a Oracle Linux 9 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Configure LVM on Oracle Linux 9, with all the commands you need, the SELinux and firewalld considerations to keep in mind, and […]

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FreeBSD 13 — py39-borgbackup — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py39-borgbackup — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 June 2023 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Borg (Backup) — flaw in cryptographic authentication scheme in Borg allowed an attacker to fake archives and indirectly cause backup data loss. Related CVEs: CVE-2023-36811 Upstream summary: Thomas Waldmann reports: […]

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FreeBSD 13 — py37-borgbackup — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py37-borgbackup — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 June 2023 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Borg (Backup) — flaw in cryptographic authentication scheme in Borg allowed an attacker to fake archives and indirectly cause backup data loss. Related CVEs: CVE-2023-36811 Upstream summary: Thomas Waldmann reports: […]

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How to Configure PAM on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Configure PAM on RHEL 8

Pluggable Authentication Modules (PAM) is the authentication framework at the heart of every RHEL 8 login, password change, and session management operation. PAM allows system administrators to configure authentication policies without modifying individual applications — by editing stack files in /etc/pam.d/, you can enforce account lockout after failed attempts, require strong passwords, limit resource usage, […]

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FreeBSD 13 — py312-borgbackup — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py312-borgbackup — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 June 2023 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Borg (Backup) — flaw in cryptographic authentication scheme in Borg allowed an attacker to fake archives and indirectly cause backup data loss. Related CVEs: CVE-2023-36811 Upstream summary: Thomas Waldmann reports: […]

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