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How to Create Python Virtual Environments on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Create Python Virtual Environments on FreeBSD 15

Introduction Deploying create python virtual environments on a FreeBSD 15 machine differs from Linux in several important ways: packages come from the FreeBSD Ports Collection or the binary pkg repository, services are registered in /etc/rc.conf via sysrc(8), and firewall rules are written in pf.conf(5) syntax. This tutorial stays entirely within the standard base + ports […]

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How to Set Up Two-Factor Authentication for SSH with Google Authenticator on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Set Up Two-Factor Authentication for SSH with Google Authenticator on RHEL 7

How to Set Up Two-Factor Authentication for SSH with Google Authenticator on RHEL 7 Password-based SSH authentication is vulnerable to brute-force attacks, credential stuffing, and phishing. Adding a second authentication factor — a time-based one-time password (TOTP) generated by an app like Google Authenticator or Authy — dramatically reduces this risk. Even if an attacker […]

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How to Install Python 3.12 on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Install Python 3.12 on FreeBSD 15

Introduction Deploying install python 3.12 on a FreeBSD 15 machine differs from Linux in several important ways: packages come from the FreeBSD Ports Collection or the binary pkg repository, services are registered in /etc/rc.conf via sysrc(8), and firewall rules are written in pf.conf(5) syntax. This tutorial stays entirely within the standard base + ports approach […]

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How to Audit Linux Security with Lynis on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Audit Linux Security with Lynis on RHEL 7

How to Audit Linux Security with Lynis on RHEL 7 Maintaining a secure Linux server requires more than installing updates and setting strong passwords. A comprehensive security audit reveals configuration weaknesses, missing hardening measures, and potential vulnerabilities before attackers can exploit them. Lynis is an open-source security auditing tool that performs an in-depth scan of […]

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How to Install Elasticsearch on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Install Elasticsearch on FreeBSD 15

Introduction This guide explains how to Install Elasticsearch on FreeBSD 15 on FreeBSD 15. 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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How to Configure SELinux on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Configure SELinux on RHEL 7

How to Configure SELinux on RHEL 7 SELinux (Security-Enhanced Linux) is a mandatory access control (MAC) system built into the Linux kernel and enabled by default on every RHEL 7 installation. Unlike traditional Unix discretionary access control (DAC), which lets file owners decide who can access their files, SELinux enforces a policy defined by the […]

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How to Configure PostgreSQL Point-in-Time Recovery on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Configure PostgreSQL Point-in-Time Recovery on FreeBSD 15

Introduction This guide explains how to Configure PostgreSQL Point-in-Time Recovery on FreeBSD 15 on FreeBSD 15. 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 […]

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How to Set Up MariaDB Galera Cluster on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Set Up MariaDB Galera Cluster on FreeBSD 15

Introduction Deploying set up mariadb galera cluster on a FreeBSD 15 machine differs from Linux in several important ways: packages come from the FreeBSD Ports Collection or the binary pkg repository, services are registered in /etc/rc.conf via sysrc(8), and firewall rules are written in pf.conf(5) syntax. This tutorial stays entirely within the standard base + […]

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How to Install ClamAV Antivirus on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install ClamAV Antivirus on RHEL 7

How to Install ClamAV Antivirus on RHEL 7 ClamAV is the leading open-source antivirus engine used on Linux servers, primarily for scanning files shared with Windows clients, email attachments passing through mail gateways, and uploaded content on web servers. While RHEL 7 itself is rarely the target of self-propagating malware, compliance frameworks such as PCI-DSS, […]

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How to Configure MySQL Binary Log on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Configure MySQL Binary Log on FreeBSD 15

Introduction This guide explains how to Configure MySQL Binary Log on FreeBSD 15 on FreeBSD 15. 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 […]

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