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if detail provided regarding technology and scenario .
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# Sample user database (in a real scenario, use a secure database) users = {}
def send_verification_code(user_email): # Implementation to send verification code pass
def login(): username = input("Enter your username: ") password = getpass.getpass("Enter your password: ") hashed_password = hashlib.sha256(password.encode()).hexdigest() if username in users and users[username] == hashed_password: print("Login successful!") else: print("Invalid credentials.")
import getpass import hashlib
def register(): username = input("Enter a username: ") password = getpass.getpass("Enter a password: ") hashed_password = hashlib.sha256(password.encode()).hexdigest() users[username] = hashed_password
import secrets import hashlib