brianlechthaler

#!/bin/sh

#IMPORTANT:
# Make sure to place this dockerfile in a directory 
# with your (username).ovpn profile from your connection path!!!

#NB: You can change this to any debian-based distro
FROM kalilinux/kali-linux-docker

RUN apt-get update ; apt-get upgrade -y

brianlechthaler

#!/bin/sh

#IMPORTANT:
# Make sure to place this dockerfile in a directory 
# with your (username).ovpn profile from your connection path!!!

#NB: You can change this to any debian-based distro
FROM kalilinux/kali-linux-docker

RUN apt-get update ; apt-get upgrade -y

brianlechthaler

#Example torrc for relay nodes
#Non-exit, logs, no socks proxy, ORPort 9001


#RELAY CONFIG:

##Open ORPort on 9001 for inbound relay traffic.
###You will definitely need to expose this port to NAT and adjust iptables as necessary.
ORPort 9001

brianlechthaler

Markdown Cross-Site-Scripting (XSS) Sanitization Check

An interactive PSA by Brian Lechthaler

Proof of Concept

note: if you're viewing this on GitHub the following line willl not contain a clickable link. Thanks, GitHub security team!

Is your markdown parser vulnerable to XSS? click here to find out!

brianlechthaler

#!/bin/sh
echo "USAGE: ./gpgpw.sh <number of characters> <long key ID to encrypt password to> <output file>"
echo "EXAMPLE: ./gpgpw.sh 1024 DEADBEEF0000FFFF0000FFFF0000FFFF0000FFFF /mnt/encrypted_password.asc /dev/xvdg"

export password=$(pwgen -sy $1 1)
echo $password | cryptsetup luksFormat $4 -
export password=$(echo $password | gpg --encrypt -a -r $2)

echo $password
echo $password > $3

brianlechthaler

#!/bin/sh

export invokingUser=$(whoami)

echo "Usage: ./mkramdisk.sh <disk_size_bytes> <ramdisk_mountpoint>"
echo "Example: ./mkramdisk.sh 1G /mnt/ramdisk"

sudo mkdir -p $2
sudo chown -R $invokingUser:$invokingUser $2
sudo mount -t tmpfs -o size=$1 tmpfs $2

brianlechthaler

#!/bin/sh

#Store the name of the user who invoked this script to set appropriate permissions later
export invokingUser=$(whoami)

echo "Usage: ./efs-bootstrap.sh <EFS_Filesystem_ID> <MountPoint>"
echo "Example: ./efs-bootstrap.sh fs-deadbeef /mnt/efs/fs1/"

#Ensure target directory exists
sudo mkdir -p $2

brianlechthaler

OPENQASM 2.0;
include "qelib1.inc";

qreg q[2];
creg c[2];

reset q[0];
reset q[1];
h q[0];
h q[1];

brianlechthaler

Already have image (with digest): gcr.io/cloud-builders/docker
Sending build context to Docker daemon  86.53kB
Step 1/6 : FROM alpine
latest: Pulling from library/alpine
801bfaa63ef2: Pulling fs layer
801bfaa63ef2: Verifying Checksum
801bfaa63ef2: Download complete
801bfaa63ef2: Pull complete
Digest: sha256:3c7497bf0c7af93428242d6176e8f7905f2201d8fc5861f45be7a346b5f23436
Status: Downloaded newer image for alpine:latest

brianlechthaler

OPENQASM 2.0;
include "qelib1.inc";

# Initialize 1 quantum register (1 qubit)
qreg q[1];
# Initialize 1 classic register (1 bit)
creg c[1];

#Place a Hadamard gate at the beginning of the first qubit
h q[0];