garytan / grow_part.sh

Created August 16, 2023 07:17

enlarge disk partition of linux vm

	#!/bin/bash

	echo 1 > /sys/class/block/sda/device/rescan

	sudo apt-get install -y cloud-utils
	growpart /dev/sda 1

	resize2fs /dev/sdba

garytan / get_tds_cert.py

Created July 19, 2023 08:00 — forked from lnattrass/get_tds_cert.py

A terrible way to connect to MS SQL Server and dump the certificate as a PEM

	import sys
	import pprint
	import struct
	import socket
	import ssl
	from time import sleep

	# Standard "HELLO" message for TDS
	prelogin_msg = bytearray([ 0x12, 0x01, 0x00, 0x2f, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x1a, 0x00, 0x06, 0x01, 0x00, 0x20,
	0x00, 0x01, 0x02, 0x00, 0x21, 0x00, 0x01, 0x03, 0x00, 0x22, 0x00, 0x04, 0x04, 0x00, 0x26, 0x00,

garytan / Uninstall_brew_package_and_dependencies.md

Created January 19, 2021 10:25 — forked from ChristopherA/Uninstall_brew_package_and_dependencies.md

Uninstall brew package and dependencies

Remove package's dependencies (does not remove package):

brew deps [FORMULA] | xargs brew remove --ignore-dependencies

Remove package:

garytan / build-openssl.sh

Created July 15, 2020 03:15 — forked from bmaupin/build-openssl.sh

Build openssl (with SSLv2/3 support for security testing)

	#!/bin/bash

	# Cache sudo password
	sudo -v

	# Get latest OpenSSL 1.0.2 version from https://openssl.org/source/
	# v1.1.0 seems to have removed SSLv2/3 support
	openssl_version=1.0.2k

	# Install build dependencies

garytan / apk_repack.txt

Created October 26, 2019 05:51

	# repack
	apktool b <apk_folder> -o <output_path>

	# self signed certificate
	keytool -genkey -v -keystore my-key.keystore -alias alias_name -keyalg RSA -keysize 2048 -validity 10000

	jarsigner -verbose -sigalg SHA1withRSA -digestalg SHA1 -keystore my-key.keystore xxx.apk alias_name

garytan / ip_camera_default_user_pass.txt

Created January 22, 2018 08:42

garytan / apk path

Created March 30, 2017 06:35

	adb shell pm list packages
	adb shell pm path com.example.someapp
	adb pull /data/app/com.example.someapp-2.apk path/to/desired/destination

garytan / enablecredsspsupport

Created March 9, 2017 03:57

enablecredsspsupport:i:0

garytan / iptables_sample.txt

Created February 16, 2017 12:43

	// Default
	iptables -P INPUT DROP
	iptables -P FORWARD DROP
	iptables -P OUTPUT ACCEPT

	// ACCEPT
	iptables -A INPUT -i ens33 -s 192.168.1.0/24 -j ACCEPT

	// STATEFUL
	iptables -A INPUT -i ens33 -m state --state ESTABLISHED,RELATED -j ACCEPT

garytan / ssh-keygen.txt

Created September 29, 2016 09:36

$ ssh-keygen -o -a 100 -t ed25519

Gary Tan garytan

Uninstall brew package and dependencies