let s encrypt certificate not trusted

Background information At present, China's network environment is very bad, operators hijacked behavior abound, the best way is to encrypt your site, that is, enable HTTPS protocol. And the Next Generation HTTP protocol (HTTP 2.0) is also based on

Recently the company website to use HTTPS, from their own groping to find the domestic free certificate to purchase a formal fee certificate, finally the boss said: too expensive. No. A face to listen to the boss said let ' s encrypt certificate, no

Using let's Encrypt for free SSL Certs with NetscalerIf you haven ' t heard, let's Encrypt (https://letsencrypt.org/) has it free and the open CA service up and running and publ IC Beta.That's means right now, and you can go to get yourself free SSL

Https://www.vpser.net/build/letsencrypt-certbot.html Let ' s encrypt is very hot. A free SSL certificate issuance project, an automated issue certificate, has a 90-day validity period. Suitable for personal use or temporary use, do not have to

Let's Encrypt project (https://letsencrypt.org/) is a new digital certification authority CA, LED and developed by the Internet Security Research Group Isrg,internet Certificate Authority. The project aims to develop a free and open automated CA

Let's talk about the certificates in Exchange, CAS and MBX roles are useful to certificates, but CAS roles rely more on certificates, and when an Exchange server has just been installed, the installer automatically generates a self-signed

Encryption and decryption use the same key algorithm, called symmetric encryption algorithm. encryption and decryption use different keys, called asymmetric encryption algorithms. The public key system is an asymmetric encryption algorithm. For

Let's Encrypt to build a secure InternetGuideRecent news about the two CA companies Woong and StartCom have brought people to the attention of network privacy and security issues. As Mozilla, apple, and Google impose penalties on these two CA

     https             HTTP over SSL = HTTPS 443/tcp                ssl:v3                tls:v1   &NB Sp             https://             SSL session simplification process                 (1) The client sends an alternative encryption method and

The "Transport Layer Security Protocol" evolved from SSL can use encryption technology to protect the privacy of TCP communication (information leakage) and integrity (whether data is tampered with during transmission ). RFC 3207 specifies an