什么是 SSL?

SSL 证书创建加密连接并建立信任。

  • 在浏览器和服务器之间创建安全连接
  • 加密通信以保护客户提供给您的敏感信息
  • 在浏览器中将挂锁放在您的网址旁边
  • 验证组织的身份
SSL 证书创建加密连接并建立信任。
为什么我需要SSL证书?

提高您的搜索引擎排名

谷歌希望使网络更安全,其中很大一部分涉及确保人们通过谷歌访问的网站是安全的。这就是为什么使用SSL的网站已被证明可以从搜索结果中更高的排名中受益。
提高您的搜索引擎排名
如何开始使用SSL?

选择适合您网域的 SSL 验证级别

标准 SSL(域验证)证书是最简单和最常见的 SSL 证书类型。OV 和 EV 证书还验证持有证书的公司或组织的身份,为最终用户提供更多信任。


使用我们的SSL证书服务,您无需每年手动配置和部署新证书。当您的证书即将到期时,我们会自动生成续订订单。

选择适合您网域的 SSL 验证级别
SSL 功能

SSL证书附带什么?

SSL网站标志

网站标准提供了您网站SSL证书提供的安全性的视觉证明。

数据加密

SSL 证书提供的安全级别由用于生成加密密钥的位数决定。

用户隐私保护

SSL证书使用公钥加密算法,将传输的数据加密成不可读的密文。这样即使被截获,攻击者也无法解读其中的内容,保护了用户的隐私和敏感信息。

在线交易安全

SSL 证书可验证客户端正在与实际拥有该域的正确服务器进行通信。这有助于防止域欺骗和其他类型的攻击。

提高SEO排名

谷歌希望使网络更安全,其中很大一部分涉及确保人们通过谷歌访问的网站是安全的。这就是为什么使用SSL的网站已被证明可以从搜索结果中更高的排名中受益。

证明合法性

数字证书的作用,是用来认证公钥持有者的身份,以防止第三方进行冒充

域名验证 (DV)

适用于非关键网页

将DV视为办理图书馆卡——没有确认你的真实身份,获取要求非常简单,发放速度很快。
适用于非关键网页
组织验证 (OV)

适用于更敏感的网页,例如登录页面

将OV视为获取驾驶执照——比办理图书馆卡需要更多步骤,但作为身份证明更可靠。

适用于更敏感的网页,例如登录页面
扩展验证(EV)

适用于敏感网页,包括电子商务、在线银行和账户注册。

将EV视为获取护照——比办理图书馆卡或驾驶执照要严格得多,需要更长的时间和更多的身份验证。在国际上被公认为最可靠的身份验证方式。

适用于敏感网页,包括电子商务、在线银行和账户注册。
通配符

在单一证书上保护无限子域名

通配符SSL允许您在单个证书上保护无限数量的子域。对于托管或管理多个存在于同一域上的站点或页面的任何人来说,这是一个很好的解决方案。证书的一次性费用将为您未来可能添加的其他子域提供保护。
在单一证书上保护无限子域名
多年SSL证书

订购超过一年的SSL证书并节省!

多年证书允许您以折扣价购买两年或三年的SSL证书覆盖。购买多年SSL证书时,您将锁定一个价格,可获得长达3年的覆盖。

初始时,您将收到一个有效期为证书颁发机构浏览器论坛允许的最长期限(1年1个月)的证书,并在订单期间内享有无限次的证书重新签发权利。

提高折扣

每年购买的保险年限越长,享受的折扣就越多。

支付自由

消除按年计费的麻烦。无需记住每年支付SSL费用。

年度验证

每年在较短有效期的证书中验证身份可防止潜在的欺诈和欺骗。

可用的SSL证书

RapidSSL
$129.72 USD 每年

RapidSSL

RapidSSL® Certificates help you keep your customers' transactions secure with up to 256-bit data encryption and site authentication. Buy a certificate and speed through enrollment with automated domain control validation. Best of all, our SSL certificates are among the most affordable in the industry. We keep our costs down and pass the savings on to you.
RapidSSL Wildcard
$1076.82 USD 每年

RapidSSL Wildcard

RapidSSL® Wildcard Certificates help you secure multiple subdomains with one low-cost SSL certificate issued to *.yourdomain.com. Protect your customers' personal data with up to 256-bit encryption. Automated domain control validation makes site authentication a breeze. At RapidSSL, we believe in providing the SSL protection you need at a competitive price.
GeoTrust QuickSSL Premium
$570.93 USD 每年

GeoTrust QuickSSL Premium

Secure your website fast. GeoTrust® QuickSSL® Premium certificates are one of the quickest ways for you to start protecting online transactions and applications with SSL. With an automatic authentication and issuance process, it takes just minutes to get your QuickSSL Premium SSL certificate. After that, managing and renewing your certificates is a snap. With GeoTrust, you get inexpensive SSL without sacrificing convenience, choice, or reliability.
GeoTrust QuickSSL Premium Wildcard
$2016.33 USD 每年

GeoTrust QuickSSL Premium Wildcard

Secure your domain and all same level subdomains fast. GeoTrust QuickSSL Premium Wildcard certificates are one of the quickest ways to start protecting all your subdomains on a single certificate. Our automated email authentication process means you get your certificate in minutes. With QuickSSL Premium wildcard certificates, you get unlimited subdomains and on an unlimited number of servers - one certificate that will adapt as your business grows.
GeoTrust True BusinessID
$1221.36 USD 每年

GeoTrust True BusinessID

Business-class SSL—only better. When it comes to selecting SSL security for your business, you have a lot of choices. With GeoTrust, the decision is easy. GeoTrust® True BusinessID SSL certificates let your customers know that your site is trustworthy and that you take their security seriously enough to get your certificate from a globally trusted certificate authority.
GeoTrust True Business ID with EV
$2088.60 USD 每年

GeoTrust True Business ID with EV

Make a strong security statement with the green address bar. GeoTrust® True BusinessID with EV (Extended Validation) is our premium business-class SSL security product, visually confirming the highest level of authentication available among SSL certificates. The green bar says it all. Web site visitors really notice when the address bar turns green in their high-security browsers and the organization field starts to rotate between your business name and GeoTrust.
GeoTrust True Business ID Wildcard
$3244.92 USD 每年

GeoTrust True Business ID Wildcard

Simplify certificate management with the convenience of a Wildcard certificate. GeoTrust® True BusinessID Wildcard certificates allow you to secure multiple subdomains on a single certificate, reducing management time and cost. Whether it's your company's home page or your mail server's hostname, protecting sensitive information is your goal — and it's our goal too.
DigiCert Secure Site
$3237.70 USD 每年

DigiCert Secure Site

Protect your website or email traffic with industrial-strength 2048-bit encryption with a Secure Site SSL Certificate.
DigiCert Secure Site Pro
$8079.79 USD 每年

DigiCert Secure Site Pro

With Secure Site Pro SSL offer high-assurance certificate with added features for comprehensive website security.
DigiCert Secure Site EV
$8079.79 USD 每年

DigiCert Secure Site EV

Secure Site Extended Validation (EV) SSL Certificates protect your most valuable assets–your customers and your brand–from phishing scams and online fraud.
DigiCert Secure Site Pro EV
$10833.27 USD 每年

DigiCert Secure Site Pro EV

Secure Site Pro EV SSL is the highest authentication with extra features for comprehensive website security and robust protection against identity-targeted attacks.
RapidSSL
$129.72 USD 每年

RapidSSL

RapidSSL® Certificates help you keep your customers' transactions secure with up to 256-bit data encryption and site authentication. Buy a certificate and speed through enrollment with automated domain control validation. Best of all, our SSL certificates are among the most affordable in the industry. We keep our costs down and pass the savings on to you.
GeoTrust QuickSSL Premium
$570.93 USD 每年

GeoTrust QuickSSL Premium

Secure your website fast. GeoTrust® QuickSSL® Premium certificates are one of the quickest ways for you to start protecting online transactions and applications with SSL. With an automatic authentication and issuance process, it takes just minutes to get your QuickSSL Premium SSL certificate. After that, managing and renewing your certificates is a snap. With GeoTrust, you get inexpensive SSL without sacrificing convenience, choice, or reliability.
GeoTrust QuickSSL Premium
$570.93 USD 每年

GeoTrust QuickSSL Premium

Secure your website fast. GeoTrust® QuickSSL® Premium certificates are one of the quickest ways for you to start protecting online transactions and applications with SSL. With an automatic authentication and issuance process, it takes just minutes to get your QuickSSL Premium SSL certificate. After that, managing and renewing your certificates is a snap. With GeoTrust, you get inexpensive SSL without sacrificing convenience, choice, or reliability.
DigiCert Secure Site Pro
$8079.79 USD 每年

DigiCert Secure Site Pro

With Secure Site Pro SSL offer high-assurance certificate with added features for comprehensive website security.
DigiCert Secure Site Pro
$8079.79 USD 每年

DigiCert Secure Site Pro

With Secure Site Pro SSL offer high-assurance certificate with added features for comprehensive website security.
DigiCert Secure Site EV
$8079.79 USD 每年

DigiCert Secure Site EV

Secure Site Extended Validation (EV) SSL Certificates protect your most valuable assets–your customers and your brand–from phishing scams and online fraud.
GeoTrust True Business ID with EV
$2088.60 USD 每年

GeoTrust True Business ID with EV

Make a strong security statement with the green address bar. GeoTrust® True BusinessID with EV (Extended Validation) is our premium business-class SSL security product, visually confirming the highest level of authentication available among SSL certificates. The green bar says it all. Web site visitors really notice when the address bar turns green in their high-security browsers and the organization field starts to rotate between your business name and GeoTrust.
DigiCert Secure Site Pro EV
$10833.27 USD 每年

DigiCert Secure Site Pro EV

Secure Site Pro EV SSL is the highest authentication with extra features for comprehensive website security and robust protection against identity-targeted attacks.
RapidSSL Wildcard
$1076.82 USD 每年

RapidSSL Wildcard

RapidSSL® Wildcard Certificates help you secure multiple subdomains with one low-cost SSL certificate issued to *.yourdomain.com. Protect your customers' personal data with up to 256-bit encryption. Automated domain control validation makes site authentication a breeze. At RapidSSL, we believe in providing the SSL protection you need at a competitive price.
GeoTrust QuickSSL Premium Wildcard
$2016.33 USD 每年

GeoTrust QuickSSL Premium Wildcard

Secure your domain and all same level subdomains fast. GeoTrust QuickSSL Premium Wildcard certificates are one of the quickest ways to start protecting all your subdomains on a single certificate. Our automated email authentication process means you get your certificate in minutes. With QuickSSL Premium wildcard certificates, you get unlimited subdomains and on an unlimited number of servers - one certificate that will adapt as your business grows.
GeoTrust True Business ID Wildcard
$3244.92 USD 每年

GeoTrust True Business ID Wildcard

Simplify certificate management with the convenience of a Wildcard certificate. GeoTrust® True BusinessID Wildcard certificates allow you to secure multiple subdomains on a single certificate, reducing management time and cost. Whether it's your company's home page or your mail server's hostname, protecting sensitive information is your goal — and it's our goal too.

常见问题

什么是SSL证书?

SSL证书支持互联网上的数据加密,并允许数据从Web服务器安全地传输到浏览器。使用 SSL,您的网站可以使用 https 协议,并将在最终用户 Web 浏览器中显示挂锁,以指示连接是安全的。

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