12 Websites to Apply for SSL Certificates for Free

Generally the free ones are enough.

1. letsencrypt

Free, supports pan-domain names, and has good browser support. Pagoda, LNMP, LAMP, etc. generally support obtaining letsencrypt's free SSL certificate for free and self-renewal.

Manually use acme.sh to generate an SSL certificate: https://github.com/Neilpang/acme.sh

2. Alibaba Cloud

Alibaba Cloud's free SSL certificate is free DV SSL provided by Symantec for one year. An Ayun account can issue up to 20 free certificates.

Application address: https://www.aliyun.com/product/cas

3. Baidu Cloud

Baidu Cloud's free SSL certificate is a certificate product exclusively provided by Mainland China's certificate service provider TrustAsia (Asia Trust) and Symantec for Baidu Cloud users. The free version only supports a single domain name and the free period is one year.

Application address: https://cloud.baidu.com/product/ssl.html

4. Tencent Cloud

Tencent Cloud SSL Certificates are free DV SSL provided by Symantec for one year.

Application address: https://buy.cloud.tencent.com/ssl

5. chinaz

Webmaster Tools certificate service is a basic-level DV SSL certificate provided by Symantec, which provides a domain name free version (DV) for one year.

Application address: https://aq.chinaz.com/SSL

6. Cloudflare

Cloudflare provides free SSL certificate services for small personal websites and blogs. It only supports modern browsers that extend the Server Name Indication (SNI) protocol, which means it does not support IE6 and earlier versions, running Android 2.2 or older version of the Android browser.

Application address: https://www.cloudflare.com/ssl

7. Didi Cloud

Didi Cloud's free SSL certificate is a basic-level DV SSL certificate provided by Symantec, which provides a domain name free version (DV) for one year.

Application address: https://www.didiyun.com/production/cert.html

8. Qingyun

Qingyun's free SSL certificate, a basic-level DV SSL certificate provided by Symantec, provides a domain name free version (DV) for one year.

Application address: https://www.qingcloud.com/pricing#/SSLCertificate

9.AlwaysonSSL

AlwaysonSSL is a new free and automatic certification authority. Run by CertCenter and Digicert, it offers a free 12-month DV SSL certificate, although it does not currently support the issuance of ECC certificates. It is very simple to apply and is suitable for small and medium-sized webmasters.

Application address: https://alwaysonssl.com/issue.php

10. Jing’an

Through Jingan, you can get a basic-level DV SSL certificate provided by Symantec for free for one year.

Application address: https://www.zzidc.com/ssl/showfree

11. FreeSSL.org

FreeSSL.org is a website that provides free HTTPS certificate application, HTTPS certificate management and HTTPS certificate expiration reminder services. It aims to promote the popularization and application of HTTPS certificates and simplify the certificate application process.

Application address: https://freessl.org

12. NakedSSL

Application address: https://www.nakedssl.com

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