SSL and TLS Essentials Securing the Web phần 5 potx

SSL and TLS Essentials Securing the Web phần 5 potx

SSL and TLS Essentials Securing the Web phần 5 potx

... 94 SSL & TLS Essentials: Securing the Web SSL vs. TLS The TLS protocol uses a com- pletely different calculation for the message au- thentication codes. See sec- tion 5. 4.3. in the ... Figure 4-13 The ServerHello message designates the CipherSuite. 92 SSL & TLS Essentials: Securing the Web Note the similarity between this calculation...
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SSL and TLS Essentials Securing the Web phần 4 potx

SSL and TLS Essentials Securing the Web phần 4 potx

... messages. SSL vs. TLS The TLS protocol uses a version value of 3.1 in- stead of 3.0. 60 SSL & TLS Essentials: Securing the Web 3.7 Authenticating the Client’s Identity Since ssl includes ... certificates they issue. And Web browsers check the domain name in certificates they receive against the domain name their users attempt to contact. If, 64 S...
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SSL and TLS Essentials Securing the Web phần 1 pptx

SSL and TLS Essentials Securing the Web phần 1 pptx

... Toronto SSL and TLS Essentials Securing the Web Stephen Thomas 6 SSL & TLS Essentials: Securing the Web SSL vs. TLS Because SSL is more widely used and much better known than TLS, the ... protocol. xii SSL & TLS Essentials: Securing the Web 5. 4.7 Baseline Cipher Suites 126 5. 4.8 Interoperability with SSL 128 5. 5 The Fu...
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SSL and TLS Essentials Securing the Web phần 2 pptx

SSL and TLS Essentials Securing the Web phần 2 pptx

... 28 SSL & TLS Essentials: Securing the Web Once Alice and Bob have successfully exchanged the random num- bers, they no longer need public key encryption. Instead, they can use the random ... two keys needs to be kept se- cret. The other key, the public key, need not be secret at all. 14 SSL & TLS Essentials: Securing the Web exploiting these the...
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SSL and TLS Essentials Securing the Web phần 3 doc

SSL and TLS Essentials Securing the Web phần 3 doc

... common use of ssl, secure Web browsing, the Web browser is the ssl client and the Web site is the ssl server. These same two roles apply to all applications that use ssl, and the examples ... as the ServerKeyExchange provides the key information for the server, the ClientKeyExchange tells the server the client’s key information. In 48 SSL & TL...
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SSL and TLS Essentials Securing the Web phần 6 pot

SSL and TLS Essentials Securing the Web phần 6 pot

... SSL_ RC2_CBC_128_CBC_EXPORT40_WITH_MD5 102 SSL & TLS Essentials: Securing the Web (for the client write iv) or the server and client’s random values (for the server write iv). 4.7 Cipher Suites Version 3.0 of the ssl ... client’s random value (from the ClientHello), followed by the server’s random value (from the ServerHello). 96 SSL & TLS E...
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SSL and TLS Essentials Securing the Web phần 7 docx

SSL and TLS Essentials Securing the Web phần 7 docx

... with a tls handshake. 5. 5 The Future of SSL and TLS The future evolution of ssl and tls is clearly in the hands of the ietf, as well as developers of Web browsers, Web servers, and other Internet ... values to the prf are the master secret (as the secret), the ascii string “key expansion” (as the label), and the concatenation of the server’s...
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SSL and TLS Essentials Securing the Web phần 9 ppt

SSL and TLS Essentials Securing the Web phần 9 ppt

... infor- mation. The information Netscape makes available may be found at 170 SSL & TLS Essentials: Securing the Web will then detect and respond to the error just as if the invalid data ... ef- fective pseudorandom number generators, they can also be quite ineffective. Furthermore, many developers seek to improve on the 178 SSL & TLS Essentials: Securin...
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SSL and TLS Essentials Securing the Web phần 10 ppt

SSL and TLS Essentials Securing the Web phần 10 ppt

... SessionID values and, 172 ssl version 2.0 and, 110 version field of, 43–44 ServerKeyExchange message, 81–84, 164–1 65 CipherSuite field of, 45 ssl operation and, 39, 45, 55 56 , 58 59 , 62–63 Server’s ... message, 39, 85 87, 96–97, 108, 131, 169 ssl operation and, 45 46, 56 , 58 – 59 , 63 Client’s identity, authentication of, 60–6 1 Client state processing, 49 50...
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ssl & tls essentials - securing the web

ssl & tls essentials - securing the web

... indicate the end of a secure session. SSL and TLS Essentials Securing the Web Stephen Thom as 24 SSL & TLS Essentials: Securing the Web the algorithm with irrelevant information, enabling the ... the secure communications; the server responds to the cli- ent’s request. In the most common use of SSL , secure Web browsing, the Web browser is...
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