Alufis35.uv.es -

Privacidad en las comunicaciones electrónicas

Pablo Iranzo Gómez — 2004-05-23T20:40:00Z

¿De qué sistemas disponemos para proteget nuestra privacidad? ¿Cómo utilizarlos?

SSH, stunnel and a proxy: double stunnel bypass

Pablo Iranzo Gómez — 2006-11-01T17:47:00Z

I'm working for a "very concerned about security" firm, that makes mandatory using VPN for accessing their network, and internal services: IMAPS SMTP Intranet Forums Online training, etc
As it should, we provided services for a client, also very concerned about security, thus not allowing internet access despite of using two squid proxys with a network appliance filtering protocols, scripts, viruses and malware. They only allow FTP, HTTP and HTTPS.
¿What to do when you need to access (...)

- Software Libre / Privacy , Security

Security Enhanced Linux (SELinux)

Pablo Iranzo Gómez — 2008-01-04T18:14:03Z

Introduction
SELinux is an implementation of MAC over LSM in Linux Kernel.
SELinux, originally developed by N.S.A. allows applications to be confined by the kernel.
Inside that "confined area", much more grained than a standard chroot, in which we can allow only certain operations, for example: adding information to a file, read from a directory but not writing, even just for one file in a standard directory, etc...
Policies Each policy has different applications, and restrictions (...)

- Software Libre / Free/Opensource Software, Linux , Security , Documentation

Preparar Firefox para un kiosco

Pablo Iranzo Gómez — 2008-05-03T23:13:33Z

userChrome.css Firefox tiene en la carpeta del usuario, y dentro del perfil una subcarpeta llamada chrome y en ella el fichero userChrome.css
Éste permite ajustar pequeños cambios en el diseño como mostrar u ocultar menús, botones, etc.
Por ejemplo, podemos esconder el menú de ayuda con: #helpMenu display: none !important;
Compactando el entorno Yo utilizo una visión más compacta reduciendo las barras, poniendo la barra de direcciones y búsqueda en la de menús: /* Remove the Edit (...)

- Software Libre / Software Libre, Linux , Seguridad , Documentación