Diseño e Implementación de Componentes Transversales de Seguridad

public class AuthService {
    public boolean authenticate(String username, String password) {
        // Lógica de autenticación centralizada
        return true;
    }
}

import ssl

context = ssl.create_default_context()
# Configuración de TLS para comunicaciones seguras

public enum Role {
    ADMIN,
    USER
}

public class User {
    public Role Role { get; set; }
}

public bool CanAccessResource(User user, Resource resource) {
    if (user.Role == Role.ADMIN) {
        return true;
    }
    return false;
}

import { Request, Response, NextFunction } from 'express';

function authenticate(req: Request, res: Response, next: NextFunction) {
    // Lógica de autenticación para API
    next();
}
app.use(authenticate);

PreparedStatement ps = connection.prepareStatement("SELECT * FROM users WHERE username = ?");
ps.setString(1, username);
ResultSet rs = ps.executeQuery();

from flask import Flask, request
from flask_wtf import FlaskForm
from wtforms import TextField

app = Flask(__name__)

class SafeForm(FlaskForm):
    user_input = TextField('Input')

@app.route('/submit', methods=['POST'])
def submit():
    form = SafeForm(request.form)
    # Validación de entrada para evitar XSS
    return 'Success'