import hashlib
import secrets
import string
import random

def generate_random_string(length):
    letters = string.ascii_letters + string.digits + string.punctuation
    random_string = ''.join(random.choice(letters) for i in range(length))
    return random_string

def hash_password(password):
    return hashlib.sha512(password.encode('utf-8')).hexdigest()

def generate_auth_token():
    return secrets.token_urlsafe(32)