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Security

Security guides and tools: hardening cPanel, DirectAdmin and Linux servers, firewalls, malware scanning, CVE fixes and incident response.

FreePBX Responsive Firewall vs Intrusion Detection (FreePBX 17)

FreePBX Responsive Firewall vs Intrusion Detection explained, why both are missing on open-source-only FreePBX 17, and how to rebuild the protection with fail2ban and your own firewall.

October 6, 2026

Asterisk and FreePBX Toll Fraud Prevention: 10-Point Checklist

A 10-point toll-fraud checklist for Asterisk and FreePBX: SIP allow-lists, passwords, outbound patterns, channel limits, working fail2ban, alerts and incident steps.

October 6, 2026

STIR/SHAKEN for Asterisk and FreePBX: Attestation and Who Signs

STIR/SHAKEN explained for Asterisk and FreePBX admins: attestation levels, why your provider signs, the 2025 third-party rule, and res_stir_shaken verification basics.

October 6, 2026

STIR/SHAKEN Identity Header Decoder (PASSporT)

Decode a SIP Identity header or PASSporT: attestation A/B/C, orig and dest numbers, iat age, origid and certificate URL. No signature check.

October 6, 2026

Microsoft 365 MFA Status Report: PowerShell Script for Graph

Free PowerShell script that reports MFA registration, MFA capable, default method, admin flag, licence and last sign-in for every Microsoft 365 user via Microsoft Graph.

October 6, 2026

Entra ID Inactive Users Report: signInActivity PowerShell Script

Free PowerShell script that lists inactive Microsoft Entra ID users from signInActivity, with guests, licensed-only and never-signed-in filters and CSV output.

October 6, 2026

Windows LAPS with Intune and Entra ID: Setup and Retrieval

Back up Windows LAPS passwords to Microsoft Entra ID with Intune: tenant setting, policy, event 10029, retrieval with Get-LapsAADPassword or Graph, and legacy LAPS migration.

October 6, 2026

Intune Device Compliance Report: PowerShell Script via Graph

Free PowerShell script that exports Intune managed devices with compliance state, OS, last sync, user and encryption from Microsoft Graph to CSV or HTML.

October 6, 2026

Microsoft 365 User Offboarding PowerShell Script (with -WhatIf)

Free PowerShell script for Microsoft 365 offboarding: block sign-in, revoke sessions, shared mailbox, auto-reply, forward to manager, groups and licences, with -WhatIf and a log.

October 6, 2026

Windows 10 ESU After October 2026: Year 2 Options for IT

Windows 10 ESU Year 1 ends October 13, 2026 for businesses. Year 2 cost and activation IDs, the extended consumer end date, Windows 11 hardware checks and how to decide per device.

October 6, 2026

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Check SSL, security headers, redirects, robots.txt, sitemap, llms.txt and security.txt in one test. It takes about 30 seconds.