
Title

Contributions la tolrance aux intrusions sur Internet: Conception et ralisation d'une architecture gnrique pour les ser,Used
Delivery time: 8-12 business days (International)
La connexion de systmes critiques Internet pose de srieux problmes de scurit. En effet, les techniques classiques de protection sont souvent inefficaces, dans ce nouveau contexte. Dans ce manuscrit, nous proposons une architecture gnrique tolrant les intrusions pour serveurs Internet. Cette architecture est base sur les principes de redondance avec diversification afin de renforcer les capacits du systme faire face aux attaques. En effet, une attaque vise gnralement une application particulire sur une plateforme particulire et savre trs souvent inefficace sur les autres. Larchitecture comprend plusieurs serveurs Web (COTS) redondants et diversifis, et un ou plusieurs mandataires mettant en oeuvre la politique de tolrance aux intrusions. Loriginalit de cette architecture rside dans son adaptabilit. En effet, elle utilise un niveau de redondance variable qui sadapte au niveau dalerte. Nous avons montr la faisabilit de notre architecture, en implmentant un prototype dans le cadre dun exemple dune agence de voyages sur Internet. Les premiers tests de performances ont t satisfaisants, les temps de traitements des requtes sont acceptables
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To facilitate a smooth return process, a Return Authorization (RA) Number is required for all returns. Returns without a valid RA number will be declined and may incur additional fees. You can request an RA number within 15 days of the original delivery date. For more details, please refer to our Return & Refund Policy page.
Shipping & Returns
Shipping
We ship your order within 2–3 business days for USA deliveries and 5–8 business days for international shipments. Once your package has been dispatched from our warehouse, you'll receive an email confirmation with a tracking number, allowing you to track the status of your delivery.
Returns
To facilitate a smooth return process, a Return Authorization (RA) Number is required for all returns. Returns without a valid RA number will be declined and may incur additional fees. You can request an RA number within 15 days of the original delivery date. For more details, please refer to our Return & Refund Policy page.
Warranty
We provide a 2-year limited warranty, from the date of purchase for all our products.
If you believe you have received a defective product, or are experiencing any problems with your product, please contact us.
This warranty strictly does not cover damages that arose from negligence, misuse, wear and tear, or not in accordance with product instructions (dropping the product, etc.).
Warranty
We provide a 2-year limited warranty, from the date of purchase for all our products.
If you believe you have received a defective product, or are experiencing any problems with your product, please contact us.
This warranty strictly does not cover damages that arose from negligence, misuse, wear and tear, or not in accordance with product instructions (dropping the product, etc.).
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Secure Payment
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
We accept payments with :
Visa, MasterCard, American Express, Paypal, Shopify Payments, Shop Pay and more.