HamdyTawfeek

I am a software engineer who is passionate about building smart applications.

HamdyTawfeek / frontend_decode_JWT.js

Created April 26, 2020 06:05

	function parseJwt (token) {
	// https://stackoverflow.com/questions/38552003/how-to-decode-jwt-token-in-javascript
	var base64Url = token.split('.')[1];
	var base64 = decodeURIComponent(atob(base64Url).split('').map((c)=>{
	return '%' + ('00' + c.charCodeAt(0).toString(16)).slice(-2);
	}).join(''));

	return JSON.parse(base64);
	};

HamdyTawfeek / Salted_Hashed_Passwords.py

Created April 26, 2020 05:45

	# Import the Python Library
	import sys
	import bcrypt
	#!{sys.executable} -m pip install bcrypt

	password = b"studyhard"
	# Hash a password for the first time, with a certain number of rounds
	salt = bcrypt.gensalt(14)
	hashed = bcrypt.hashpw(password, salt)
	print(salt)

HamdyTawfeek / Fernet_Encryption.py

Created April 26, 2020 05:39

	# Import Package
	from cryptography.fernet import Fernet

	# Generate a Key and Instantiate a Fernet Instance
	key = Fernet.generate_key()
	f = Fernet(key)
	print(key)

	# Define our message
	plaintext = b"encryption is very useful"

HamdyTawfeek / Auth0.py

Created April 22, 2020 08:44

	# Install a pip package in the current Jupyter kernel
	import sys
	!{sys.executable} -m pip install python-jose

	import json
	from jose import jwt
	from urllib.request import urlopen

	# Configuration
	# UPDATE THIS TO REFLECT YOUR AUTH0 ACCOUNT

HamdyTawfeek / JWT.py

Created April 22, 2020 08:22

	# Import Python Package
	import jwt
	import base64

	# Init our Data
	payload = {'hamdy':'software engineer'}
	algo = 'HS256' #HMAC-SHA 256
	secret = 'learning'

	# Encode a JWT

HamdyTawfeek / Decorators.py

Created April 22, 2020 03:35

	from functools import wraps

	# Our Basic Function Defn
	def print_name(name):
	print(name)

	print_name("jimmy")

	# Let's add a simple decorator to inject a greeting
	def add_greeting(f):

HamdyTawfeek / SQLAlchemy.py

Created April 22, 2020 03:28

	# Init the engine
	import os
	from sqlalchemy import create_engine, Column, String, Integer

	database_filename = "test.db"
	project_dir = os.path.dirname(os.path.abspath(''))
	database_path = "sqlite:///{}".format(os.path.join(project_dir, database_filename))

	engine = create_engine(database_path)