Libro : La Fortaleza Digital - Brown, Dan

-Titulo Original : La Fortaleza Digital (Spanish Edition)

-Fabricante :

Umbriel

-Descripcion Original:

When the NSAs invincible code-breaking machine encounters a mysterious code it cannot break, the agency calls its head cryptographer, Susan Fletcher, a brilliant and beautiful mathematician, and what she uncovers sends shock waves through the corridors of power.