16 04 | 2014

Signing party au salon Solutions Linux le 20 mai 2014

Written by Tanguy

Classified in : Homepage, Auto-hébergement, Debian-FR, Libre, April, Pirate-FR

En ces temps troublés, il est important de sécuriser nos échanges d'information — en chiffrant — ainsi que la distribution de logiciels — en signant les publications.

À cette fin, le salon Solutions Linux, Libres et Open Source sera l'occasion d'une signing party PGP, le 20 mai 2014 à 18h près du stand Debian France. Cette signing party est ouverte à tous les visiteurs et exposants du salon.

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08 04 | 2014

Disable your spammed addresses with Postfix

Written by Tanguy

Classified in : Homepage, Debian, Command line, To remember

Using address extension

Postfix (and many other mail servers) offers one nice address extension feature: addresses like <user+whaterver@> are implicit aliases to <user@>. This allows users to implement a simple measure to fight spam:

  1. when SomeCompany® or whatever asks for your email address, give them <user+somecompany@>;
  2. if you start receiving spam at that address, you know who sold or was stolen your address;
  3. finally, you will be able to disable that address so messages are simply refused with a permanent error code.

Read more Disable your spammed addresses with Postfix

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