1、安装nginx略
	2、使用openssl实现证书中心
	由于是使用openssl架设私有证书中心,因此要保证以下字段在证书中心的证书、服务端证书、客户端证书中都相同
	Country Name
	State or Province Name
	Locality Name
	Organization Name
	Organizational Unit Name
	编辑证书中心配置文件
	vim /etc/pki/tls/openssl.cnf
	[ CA_default ]
	dir             = /etc/pki/CA
	certs           = $dir/certs            # Where the issued certs are kept
	crl_dir         = $dir/crl              # Where the issued crl are kept
	database        = $dir/index.txt        # database index file.
	#unique_subject = no                    # Set to 'no' to allow creation of
	                                       # several ctificates with same subject.
	new_certs_dir   = $dir/newcerts         # default place for new certs.
	certificate     = $dir/cacert.pem       # The CA certificate
	serial          = $dir/serial           # The current serial number
	crlnumber       = $dir/crlnumber        # the current crl number                                        # must be commented out to leave a V1 CRL
	crl             = $dir/crl.pem          # The current CRL
	private_key     = $dir/private/cakey.pem# The private key
	RANDFILE        = $dir/private/.rand    # private random number file
	[ req_distinguished_name ]
	countryName                     = Country Name(2 letter code)
	countryName_default             = CN
	countryName_min                 = 2
	countryName_max                 = 2
	stateOrProvinceName             = State or Province Name (full name)
	stateOrProvinceName_default     = FJ
	localityName                    = Locality Name (eg, city)
	localityName_default            = FZ
	0.organizationName              = Organization Name (eg, company)
	0.organizationName_default      = zdz
	organizationalUnitName          = Organizational Unit Name (eg, section)
	organizationalUnitName_default  = zdz
	创建证书私钥
	cd /etc/pki/CA/private
	(umask 077;openssl genrsa -out cakey.pem 2048)
	生成自签证书
	cd /etc/pki/CA/
	openssl req -new -x509 -key private/cakey.pem -out cacert.pem -days=3655
	3、创建服务器证书
	mkdir /usr/local/nginx/ssl
	cd /usr/local/nginx/ssl
	(umask 077;openssl genrsa -out nginx.key 1024)
	openssl req -new -key nginx.key -out nginx.csr
	openssl ca -in nginx.csr -out nginx.crt -days=3650
	4、创建客户端浏览器证书
	(umask 077;openssl genrsa -out client.key 1024)
	openssl req -new -key client.key -out client.csr
	openssl ca -in client.csr -out client.crt -days=3650
	将文本格式的证书转换成可以导入浏览器的证书
	openssl pkcs12 -export -clcerts -in client.crt -inkey client.key -out client.p12  
	5、配置nginx服务器验证
	vim /usr/local/nginx/conf/nginx.conf
	ssl on;
	ssl_certificate         /usr/local/nginx/ssl/nginx.crt;
	ssl_certificate_key     /usr/local/nginx/ssl/nginx.key;
	ssl_client_certificate  /usr/local/nginx/ssl/cacert.pem;
	ssl_session_timeout     5m;
	#ssl_verify_client       on;                         服务器验证客户端,暂时不开启,让没有证书的客户端可以访问,先完成单向验证
	ssl_protocols           SSLv2 SSLv3 TLSv1;
	
	点击“我已充分了解可能的风险”
	
	点击“添加例外”
	
	点击“确认安全例外”
	
	6、配置双向验证
	nginx配置开启ssl_verify_client       on;    
	在客户端浏览器没有安装证书的情况下访问
	
	在客户端浏览器导入证书
	
	将在Linux服务器上生成的客户端证书下载到windows上
	
	打开火狐浏览器的高级选项卡
	
	在证书管理器中的您的证书中点击导入
	
	选择证书并导入
	
	再次刷新网页,弹出“使用确认”点击确定,就实现了双向验证










