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 ...
24.7.67 .15 3
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15
24.7.64 .17 3
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16
24.7.64 .14 1
c1-pos1-0.omahne1.home.net
SSL & TLS...
SSL and TLS Essentials Securing the Web phần 2 pptx
... permutation
L
0
R
0
+
f
L
1
= R
0
R
1
= L
0
+
f(
R
0
,K
1
)
K
1
+
f
L
2
= R
1
R
2
= L
1
+
f(
R
1
,K
2
)
K
2
+
f
L
15
= R
14
R
15
= L
14
+
f(
R
14
,K
15
)
K
15
[repeated 12 more times]
+
f
L
15
= R
15
R
16
... example, the 8 November 19 96 edition of The Wall Street Journal (page b6)
or the 11 July 19 97 issue of The San Francisco Chron...
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 ... information
44 SSL & TLS Essentials: Securing the Web
SSL vs. TLS
The
TLS proto-
col uses a ver-
sion value of
3 .1 instead of
3.0.
Field Use
Se...
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 ... session at that point.
74 SSL & TLS Essentials: Securing the Web
SSL vs. TLS
The
TLS protocol
eliminates alert
description 41
(NoCertific...
SSL and TLS Essentials Securing the Web phần 5 potx
... SSL_ RSA_WITH_3DES_EDE_CBC_SHA
0 ,11 SSL_ DH_DSS_EXPORT_WITH_DES40_CBC_SHA
0 ,12 SSL_ DH_DSS_WITH_DES_CBC_SHA
86 SSL & TLS Essentials: Securing the Web
4
- 21, 4-22, and 4-23 show the message formats ...
Figure 4 -13 The ServerHello message designates the CipherSuite.
92 SSL & TLS Essentials: Securing the Web
Note the similarity between th...
SSL and TLS Essentials Securing the Web phần 6 pot
... 5 -1 SSL Version 2.0 Cipher Suite Values
Value Cipher Suite
1, 0 ,12 8 SSL_ RC4 _12 8_WITH_MD5
2,0 ,12 8 SSL_ RC4 _12 8_EXPORT40_WITH_MD5
3,0 ,12 8 SSL_ RC2_CBC _12 8_CBC_WITH_MD5
4,0 ,12 8 SSL_ RC2_CBC _12 8_CBC_EXPORT40_WITH_MD5 ... SSL_ RC2_CBC _12 8_CBC_EXPORT40_WITH_MD5
10 2 SSL & TLS Essentials: Securing the Web
(for the client write iv) or the server...
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 ... language
12 8 SSL & TLS Essentials: Securing the Web
0 ,15 TLS_ DH_RSA_WITH_DES_CBC_SHA
0 ,16 TLS_ DH_RSA_WITH_3DES_EDE_CBC_SHA
0 ,17 TLS_ D...
SSL and TLS Essentials Securing the Web phần 9 ppt
...
2 .16 .840 .1. 113 733 .1. 6.7 VeriSign unknown 04A5
2 .16 .840 .1. 113 733 .1. 7 .1. 1 VeriSign certificatePolicy 0264
2 .16 .840 .1. 113 733 .1. 7 .1. 1 .1 VeriSign policy qualifier 0422
2 .16 .840 .1. 113 733 .1. 7 .1. 1.2 ... Offset(s)
00A4,
016 0
2.5.29.3 certificatePolicies 024F
2.5.29 .19 basicConstraints 0242
2.5.29.37 extKeyUsage 0483
2 .16 .840 .1. 113 730 .1. 1 netscape...
SSL and TLS Essentials Securing the Web phần 10 ppt
... Securing the Web
ssl messages, 38– 51. See also specific
messages
ssl version 2.0, 4–6, 41, 10 5 11 1, 11 7,
12 8, 17 1
ssl version 3.0, 5–6, 41, 77–79, 10 2,
10 5 10 7, 10 9, 11 7, 12 8, 17 1
ssl versions, ...
13 7, 14 1, 14 5 14 6, 14 8
sequence of, 13 7, 14 1
Serial Number, x.509 Certificates
and, 13 3
Server, vs. client, 38
Server Gated Cryptography...
ssl & tls essentials - securing the web
...
11
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12
19 2 .15 7.69.85
sprint-nap.home.net
13
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c1-pos9 -1. cmdnnj1.home.net
14
24.7.67 .15 3
c1-pos6-2.clevoh1.home.net
15
... 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 algorit...