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Sécurité de l'information Avec exercices résolus by Brahim Lejdel

Sécurité de l'information Avec exercices résolus

by Brahim Lejdel
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Book cover type: Paperback
  • ISBN13: 9786209636264
  • Binding: Paperback
  • Subject: N/A
  • Publisher: Editions Notre Savoir
  • Publisher Imprint: Editions Notre Savoir
  • Publication Date:
  • Pages: 72
  • Original Price: GBP 38.19
  • Language: French
  • Edition: N/A
  • Item Weight: 109 grams
  • BISAC Subject(s): General

Ce livre pr�sente une exploration fondamentale de la s�curit� de l'information � travers le prisme de la cryptographie, en passant des syst�mes classiques aux syst�mes modernes. Il commence par illustrer le chiffrement � cl� sym�trique avec le chiffrement de Hill, qui transforme les donn�es � l'aide de l'alg�bre lin�aire, et introduit le concept de secret parfait avec le tampon � usage unique, tout en notant ses limites pratiques dans la gestion des cl�s. Le coeur du texte est ensuite consacr� � la cryptographie � cl� publique, illustr�e par RSA, qui r�sout le probl�me de la distribution des cl�s en liant math�matiquement les cl�s publique et priv�e. Tout au long des exemples, le livre met l'accent sur des le�ons pratiques essentielles: la n�cessit� d'utiliser des cl�s suffisamment grandes, l'importance d'un codage et d'un remplissage appropri�s, et le fait que la s�curit� repose non seulement sur des algorithmes solides, mais aussi sur une mise en oeuvre robuste et sur la protection des cl�s. Enfin, il pr�sente la s�curit� de l'information comme une discipline dynamique et stratifi�e qui n�cessite une adaptation constante afin d'�quilibrer la confidentialit�, l'int�grit� et la disponibilit� face � l'�volution des menaces.

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