курсова 91582

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, Web

: : , . -. .. 91582, .64, . .

.2015.

.........................................................................................2....................3I. SSL 1.1 SSL ? ..41.2 SSL?.........51.3 SSL?......II. ..........................................9III. .................11..13...14

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I. SLL 1.1 SLL ? - . , , . , , , , .. - . , : , , ? ? ? . , . , , . - SSL (Secure Sockets Layer) - TLS (Transport Layer Security). - , HTTPS Hypertext Transfer Protocol Secure. HTTPS, () . ( ) , SSL . SSL , , : . . , ; (), , , , . , .

1.2 SSL? . SSL . , SSL , (). . - . SSL , , . . , , .. SSL , . , , , , .- , SSL/TLS :1. .2. . , , , , , .3. , AES, RC4, 3DES .., (), .4. , , .

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II. , . - . , , . . , , .. . (. Digital signature) , . -, , , , . , , . , - , - . - , , . , , . , , , , .

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: RSA SHA-1 SHA-2, 4096 -; (. DSA Digital Signature Algorithm) 1024 SHA-1 3072 SHA-2; - . .

III. - . , . . , . , , . , . , . , . , . . ". . . , , , , , . , , . - . . , . . - , PGP. PGP . S/MIME (Secure Multipurpose Internet Extensions) - , Netscape Communicator Internet Explorer. S/MIME . , , , TrustCenter (www.trustcenter.de) GTE (www.gte.com) S/MIME PGP . , , . S/MIME - PGP, - , Netscape Mozilla web . , . , . Blowfish, IDEA triple-DES. . , , . . , , , WinZip (www.winzip.com). . , , , , . .

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1. http://www-it.fmi.uni-sofia.bg/2. http://help.superhosting.bg/3. http://svyat.com/4. http://el-signature.com/courseofaction.html

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