Home - Ruian's Tech Troubleshooting Toolbox

CyberSecurity

8

ATT&CK for Enterprise - TA0004 Privilege Escalation ATT&CK for Enterprise - TA0003 Persistence ATT&CK for Enterprise - TA0007 Discovery ATT&CK for Enterprise - TA0010 Exfiltration ATT&CK for Enterprise - TA0002 Execution

ATT&CK for Enterprise - TA0006 Credential Access ATT&CK for Enterprise - TA0008 Lateral movement ATT&CK for Enterprise - TA0005 Defense Evasion ATT&CK for Enterprise - TA0002 Execution ATT&CK for Enterprise - TA0010 Exfiltration

HandyScripts

8

Generating Time-Based OTPs with Python and pyotp Reset the WAP Post Configuration Quicky Identify the ADFS Database Type Capturing the Authentication Trace Capturing the ADFS Diagonostic Logs

Single Sign-on Microsoft 365 (Azure AD) via Google IdP Bulk Updating User Displayname using AzureAD PS Module Enable TLS 1.2 by PowerShell Script Capturing the ADFS Diagonostic Logs Capturing the Authentication Trace

Miscellaneous

20

Subcategories New Popular

Redis Reflections SiteAndBlogMigration

Shadowsocks on Linux – Part 2: Setting Up Shadowsocks as a systemd Service Shadowsocks on Linux – Part 1: Setting Up Shadowsocks on a Linux Server My WeChat Mini Program Journey – Part 2: Setting Up the Back-End My WeChat Mini Program Journey - Part 1: PRD for StudHubPro Ensuring CSS and JavaScript Load Correctly on Apache Error Pages

Redis-001 Overview Website Migration - Part 1: Setting Up the Linux Server for My Website Migration Migrating My Website & Blog: Windows to Linux Website Migration - Part 2: Installing and Configuring the Web Server (Apache)Shadowsocks on Linux – Part 2: Setting Up Shadowsocks as a systemd Service

MonitoringStack

4

Resolving Grafana Compatibility Issues with iPadOS Safari Monitoring Stack – Part 3: Visualizing Server Metrics with Grafana Dashboards Monitoring Stack – Part 2: Building a Monitoring Stack with Node Exporter and Prometheus Monitoring Stack – Part 1: Setting Up Grafana on a Linux Server

Monitoring Stack – Part 1: Setting Up Grafana on a Linux Server Monitoring Stack – Part 2: Building a Monitoring Stack with Node Exporter and Prometheus Monitoring Stack – Part 3: Visualizing Server Metrics with Grafana Dashboards Resolving Grafana Compatibility Issues with iPadOS Safari

MySQL

5

Troubleshooting MySQL - The Impact of skip-grant-tables on TCP Connections MySQL-003 Install MySQL in Linux Distribution MySQL-002 Tables & Keys MySQL-001 General Terminologies SQL Cheatsheet

SQL Cheatsheet MySQL-001 General Terminologies MySQL-002 Tables & Keys MySQL-003 Install MySQL in Linux Distribution Troubleshooting MySQL - The Impact of skip-grant-tables on TCP Connections

PowerSystems

2

Subcategories New Popular

Understanding China’s Power Grid - Part 1: Where Electricity Comes From T/CEC 102.3-2016 Business Information Exchange Specification

Understanding China’s Power Grid - Part 1: Where Electricity Comes From T/CEC 102.3-2016 Business Information Exchange Specification

Protocols

4

Network File Sharing Protocol - Server Message Block (SMB)Authentication Protocols - Kerberos Internet Protocols – Transport Layer Security (TLS)Internet Protocols - Transmission Control Protocol (TCP)

Internet Protocols - Transmission Control Protocol (TCP)Internet Protocols – Transport Layer Security (TLS)Authentication Protocols - Kerberos Network File Sharing Protocol - Server Message Block (SMB)

Troubleshooting

18

Resolving Grafana Compatibility Issues with iPadOS Safari A Guide to Log Files - Microsoft Entra (Azure AD) Connect Health A Guide to Log Files - Microsoft Entra (Azure AD) Kerberos Server Object AADSTS50146: This application is required to be configured with an application-specific signing key Capture the HTTP Trace Remotely by Fiddler

Why there's Dollar Sign '$' on Hybrid Azure AD Join Devices Capture the HTTP Trace Remotely by Fiddler Tricks for Determining the Tenant ID from an AAD Domain AADSTS50146: This application is required to be configured with an application-specific signing key Useful URL for Determining the Domain Type

Tutorial

20

Shadowsocks on Linux – Part 2: Setting Up Shadowsocks as a systemd Service Shadowsocks on Linux – Part 1: Setting Up Shadowsocks on a Linux Server Solving the Missing Graphs and Icons Issue in Matomo: GD & Freetype to the Rescue How I Discovered and Resolved Unintended Domain Traffic with Apache Setting Up Matomo for Web Traffic Analysis on My Personal Website

Common AD FS Concepts Terminologies Introduction of ADFS External Smart Lockout Reset the WAP Post Configuration Setting Up Matomo for Web Traffic Analysis on My Personal Website Some Ways to Verify Device Synchronization with AAD

Workflow

2

Troubleshooting the Backup of BitLocker Keys to Azure AD Device Registration Flow - Hybrid Azure AD Join (Managed/Sync Join)

Device Registration Flow - Hybrid Azure AD Join (Managed/Sync Join)Troubleshooting the Backup of BitLocker Keys to Azure AD