davidp94’s gists

davidp94 / check_permissions_s3.py

Created July 6, 2018 09:52

Check read only and read-write permissions on S3 bucket

	import boto3, botocore
	BUCKET_NAME = ''
	READ_ONLY_ID = ''
	READ_ONLY_KEY = ''
	RW_ID = ''
	RW_KEY = ''


	# List objects in an Amazon S3 bucket
	# http://boto3.readthedocs.io/en/latest/reference/services/s3.html#id209

davidp94 / NodeJS v8 One Liner Install Ubuntu 16.04

Created June 6, 2018 21:14

	curl -sL https://deb.nodesource.com/setup_8.x \| sudo -E bash -
	sudo apt-get install -y nodejs

davidp94 / Install IPFS v0.4.15 on Ubuntu 16.04

Last active June 6, 2018 20:06 — forked from MiguelBel/Install IPFS on Ubuntu 16.04

	sudo apt-get update
	sudo apt-get install golang-go -y
	wget https://dist.ipfs.io/go-ipfs/v0.4.15/go-ipfs_v0.4.15_linux-386.tar.gz
	tar xvfz go-ipfs_v0.4.15_linux-386.tar.gz
	sudo mv go-ipfs/ipfs /usr/local/bin/ipfs

davidp94 / generate_rsa_3072.py

Created March 20, 2018 13:07

Generate RSA 3072 bits public keys and private keys python with cryptography package and print them in PEM/PKCS format

	from cryptography.hazmat.primitives import serialization as crypto_serialization
	from cryptography.hazmat.primitives.asymmetric import rsa
	from cryptography.hazmat.backends import default_backend as crypto_default_backend

	key = rsa.generate_private_key(
	backend=crypto_default_backend(),
	public_exponent=65537,
	key_size=3072
	)
	private_key = key.private_bytes(

davidp94 / generate_secp256k1.py

Created March 20, 2018 11:50

generate secp256k1 and print in hex string

	# might require pip install ecdsa

	from ecdsa import SigningKey, SECP256k1
	sk = SigningKey.generate(curve=SECP256k1) # uses SECP256k1
	vk = sk.get_verifying_key()

	print('This is the secret key {} \nThis is the public key {}'.format(sk.to_string().hex(), vk.to_string().hex()))

davidp94 / snarktest.solidity

Created October 14, 2017 01:15 — forked from chriseth/snarktest.solidity

zkSNARKs test code

	// This file is MIT Licensed.
	//
	// Copyright 2017 Christian Reitwiessner
	// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
	// The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
	// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF O

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