May 2014
Intermediate to advanced
352 pages
10h 56m
Polish
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Rozdział 4. Protokół TLS
Protokół SSL został pierwotnie zaprojektowany przez firmę Netscape w celu zaimplementowania w sieci WWW zabezpieczeń dla transakcji e-commerce. Wymagały one szyfrowania do zabezpieczenia danych osobowych klientów oraz uwierzytelniania i gwarancji integralności danych w celu zapewnienia bezpiecznego przebiegu transakcji. Aby to osiągnąć, w warstwie aplikacji, bezpośrednio nad warstwą TCP, zaimplementowany został protokół SSL (patrz Rysunek 4-1). Pozwoliło to protokołom wyższej warstwy (HTTP, poczta elektroniczna, komunikatory internetowe itd.) działać w sposób niezmieniony i jednocześnie oferować bezpieczną komunikację w sieci.
Rysunek 4-1. Protokół Transport Layer Security (TLS)
Kiedy protokół SSL jest używany poprawnie, ...
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