Backup Recovery

How to Configure Blacklistd on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Configure Blacklistd on FreeBSD 14

Introduction This guide explains how to Configure Blacklistd on FreeBSD 14 on FreeBSD 14. FreeBSD uses the pkg(8) binary package manager, rc.conf(5) for service startup configuration, and pf(4) as its primary packet filter. There is no SELinux or AppArmor — instead, FreeBSD provides the MAC (Mandatory Access Control) framework and Capsicum for fine-grained privilege separation. […]

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Common Problems 112562

Windows Server 2019 – NTFS ACL inheritance disabled causing access denied – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 14 December 2023 Affected versions: Windows Server 2019 📖 ~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 HAProxy Load Balancer on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Configure HAProxy Load Balancer on FreeBSD 14

Introduction How to Configure HAProxy Load Balancer on FreeBSD 14 is a core administration task for any FreeBSD 14 server operator. FreeBSD 14 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet […]

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How to Configure OpenVAS Vulnerability Scanner on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Configure OpenVAS Vulnerability Scanner on Debian 12

Introduction This guide explains how to Configure OpenVAS Vulnerability Scanner on Debian 12 on Debian 12 Bookworm. Debian Bookworm uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 12 install with the […]

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How to Install Podman on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Install Podman on Debian 12

Introduction Deploying install podman 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 12 Bookworm […]

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How to Install Cassandra on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Install Cassandra on FreeBSD 14

Introduction This guide explains how to Install Cassandra on FreeBSD 14 on FreeBSD 14. FreeBSD uses the pkg(8) binary package manager, rc.conf(5) for service startup configuration, and pf(4) as its primary packet filter. There is no SELinux or AppArmor — instead, FreeBSD provides the MAC (Mandatory Access Control) framework and Capsicum for fine-grained privilege separation. […]

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Debian 12 — backup-manager — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — backup-manager — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 13 December 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2005-1855 CVE-2005-1856 CVE-2007-2766 CVE-2007-4656 Upstream summary: Backup Manager (backup-manager) before 0.5.8 creates backup files with world-readable default permissions, which allows local users to obtain sensitive information. Table of […]

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How to Set Up OpenLiteSpeed on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Set Up OpenLiteSpeed on FreeBSD 14

Introduction How to Set Up OpenLiteSpeed on FreeBSD 14 is a core administration task for any FreeBSD 14 server operator. FreeBSD 14 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet filtering, […]

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How to Tune Kernel Parameters with sysctl on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Tune Kernel Parameters with sysctl on CentOS Stream 9

Introduction CentOS Stream 9 ships with a stable, security-hardened base that makes deploying tune kernel parameters with sysctl on centos stream 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Tune Kernel Parameters with sysctl on CentOS Stream 9, including dnf module streams where applicable, systemd unit management, and the […]

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How to Automate Backups with rsync on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Automate Backups with rsync on FreeBSD 14

Introduction How to Automate Backups with rsync on FreeBSD 14 is a core administration task for any FreeBSD 14 server operator. FreeBSD 14 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet […]

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