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SSL認證是數位憑證的一種,類似於駕駛證、護照和營業執照的電子副本。因為配置在伺服器上,也稱為SSL伺服器憑證。SSL 憑證就是遵守 SSL協議,由受信任的數位憑證頒發機構CA(如GlobalSign,wosign),在驗證伺服器身份後頒發,具有伺服器身分識別驗證和資料轉送加密功能。採用1024位RSA非對稱式加密演算法進行加密。
1.查看是否安裝httpd和SSL(如果有就可以進行下一步)
[root@localhost ~]# rpm -qa | grep httpd httpd-tools-2.2.15-47.el6.centos.4.x86_64[root@localhost ~]# rpm -qa | grep sslopenssl-1.0.1e-42.el6_7.4.x86_64openssl-devel-1.0.1e-42.el6_7.4.x86_64docbook-style-dsssl-1.79-10.el6.noarchmod_ssl-2.2.15-47.el6.centos.4.x86_64nss_compat_ossl-0.9.6-1.el6.x86_64 |
2.產生伺服器私密金鑰
[root@localhost /]# cd /etc/pki/tls[root@localhost tls]# openssl genrsa -out server.key 1024Generating RSA private key, 1024 bit long modulus.............++++++...........................++++++e is 65537 (0x10001) |
3.用私密金鑰server.key檔案產生認證請求檔案csr
[root@localhost tls]# openssl req -new -key server.key -out server.csrCountry Name (2 letter code) [XX]:Chinastring is too long, it needs to be less than 2 bytes longCountry Name (2 letter code) [XX]:CNState or Province Name (full name) []:zhejiangLocality Name (eg, city) [Default City]:hangzhouOrganization Name (eg, company) [Default Company Ltd]:CQOrganizational Unit Name (eg, section) []:cqxxCommon Name (eg, your name or your server‘s hostname) []:www.jbhjbh.comEmail Address []:cuilingli@jbhjbh.com |
上面的步驟完成之後會讓你輸入一個密碼:
A challenge password []:An optional company name []: |
不用理他直接斷行符號
4.產生認證檔案
[root@localhost tls]# openssl x509 -days 365 -req -in server.csr -signkey server.key -out server.crt |
結果如下
Signature oksubject=/C=CN/ST=zhejiang/L=hangzhou/O=CQ/OU=cqxx/CN=www.jbhjbh.com/emailAddress=cuilingli@jbhjbh.comGetting Private key |
centOS系統產生SSL數位憑證