HandshakeType msg_type; uint24

	certificate(11), server_key_exchange (12),
	certificate_request(13), server_hello_done(14),
	certificate_verify(15), client_key_exchange(16),
	finished(20), (255)

} HandshakeType;

struct { HandshakeType msg_type; uint24 length;

	select (HandshakeType)	{
	case hello_request:	HelloRequest;
	case client_hello:	ClientHello;
	case server_hello:	ServerHello;
	case certificate:	Certificate;
	case server_key_exchange:	ServerKeyExchange;
	case certificate_request:	CertificateRequest;
	case server_hello_done:	ServerHelloDone;
	case certificate_verify:	CertificateVerify;
	case client_key_exchange:	ClientKeyExchange;
	case finished:	Finished; } body;
	} Handshake;

A.4.1. Сообщения Hello



struct { } HelloRequest;

struct { uint32 gmt_unix_time; opaque random_bytes[28]; } Random;

opaque SessionID;

uint8 CipherSuite[2];

enum { null(0), (255) } CompressionMethod;

struct { ProtocolVersion client_version; Random random;

SessionID session_id;

CipherSuite cipher_suites16-1>;

CompressionMethod compression_methods8-1>;

} ClientHello;

struct { ProtocolVersion server_version;

Random random;

SessionID session_id;

CipherSuite cipher_suite;

CompressionMethod compression_method;

} ServerHello;



A.4.2. Аутентификация сервера и сообщения обмена ключами


opaque ASN.1Cert24-1>;

struct { ASN.1Cert certificate_list24-1>;} Certificate;

enum { rsa, diffie_hellman } KeyExchangeAlgorithm;

struct { opaque RSA_modulus16-1>; opaque RSA_exponent16-1>;

} ServerRSAParams;

struct { opaque DH_p16-1>; opaque DH_g16-1>;

opaque DH_Ys16-1>; ServerDHParams;

struct { select (KeyExchangeAlgorithm) {

case diffie_hellman:

ServerDHParams params;

Signature signed_params;

case rsa:

ServerRSAParams params;

Signature signed_params; };

} ServerKeyExchange;

enum { anonymous, rsa, dsa } SignatureAlgorithm;

select (SignatureAlgorithm)

{ case anonymous: struct { };

case rsa:

digitally-signed struct {

opaque md5_hash[16];

Содержание  Назад  Вперед

---

Forekc.ru
Рефераты, дипломы, курсовые, выпускные и квалификационные работы, диссертации, учебники, учебные пособия, лекции, методические пособия и рекомендации, программы и курсы обучения, публикации из профильных изданий

---