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20 IT

27 Cybersecurity

Concepts

Bus factor

Applications

Active Directory

Event 2103 - Active Directory contact issues

Recovering corrupt domain controller (0xc00002e2)

Verification of outbound replication failed

DevSecOps

Github Actions

Deploying ACA from GHCR

Build and push container to GHCR

Jenkins

Pass Jenkins ssh credential into container

Exchange Online

Office 365 Mail Encryption

Testing SMTP with STARTTLS via openssl

SharePoint Online

Guest sharing permissions issues

Windows DNS

DNS Access Denied add anyway

Prevent DC from registering DNS record for root of domain

NginX Configurations

Random openVPN interruptions

SQL Recovery

WSUS Notes

Networking

Ping MTUs

Scripting and code

Bash

Inverting bash return value

PowerShell

Checking for switch existance

PowerShell Conditionals

Modify file write time in Powershell

Pulling ical links from 365 mailboxes

Snippets - PowerShell

Sorting properties of an object

Suppressing Output

Systems

Containers

Podman

GPUs in Podman

Podman image trust

Podman Networking

Podman registry configurations

Podman repository configurations

Official RH Containers

Podman and var tmp

Restricting Container Registries

Writing logs in a container

DFS

Add a folder to a Namespace

Add a new server to a DFS replication group

Add another NamespaceServer to an existing Namespace

Checking Dfsr Status

Enable Replication on a DFS Namespace

Events - DFS

Handling Synching in Nested DFS Shares

DFS Namespace Creation

Setting a Primary DFS Member

Linux

Authentication is required to create a color managed device

Certbot OEL 8 Install

FACL

How is TMP cleared

Implementing Google-Authenticator for SSH

LVM Notes

mount corruption detected at xfs_agi

Permissions Notes

Tmux Basics

Umask Basics

MacOS

Clear recent items from MacOS dock

Windows

0x8007000D

0x80073701

0x8024200B

Blocking specific Windows updates and drivers

Create a TPM Virtual Smart Card

Disable NetBios

How to use ICACL Reset

Certificates in IIS

Logon as batch file rights

Massive Windows.edb

Minimum password more than 15 chars

Recover workstation or server trust

Registry failed due to the error listed below - Unspecified Error

Removing Hotfixes and Updates

Server operating system 21H2 vs 22H2

User Profile Service Failed the Sign In

Xen

Orchestra Disk Coaslesce

Tools

Git

Git thinks files are binary

Git with SSH

Using Submodules

Obsidian

Obsidian CSS References

ISO Date Issues

Working with SVGs

ActivClient

Check SSL Certs with OpenSSL

Installing VSCode-Server Offline

Enter to select

to navigate

ESC to close

mount corruption detected at xfs_agi

#linux

Basically just run xfs_repair on the /dev/mapper/centos-root equivalent.

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