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Get ready Domain name on file ssl certificate (free) Request Certificate Login to Ali Cloud Console Production - > Products and Services - > SSL Certificates Click Purchase Certificate, Certificate Type Select Free DV SSL, Complete Purchase After purchasing, Symantec Free SSL appears, button click under operation item. Perfect data and ...

Introduction to OpenSSL OpenSSL is a suite of cryptographic tools that implement Secure Sockets Layer (SSL v2 / v3) and Transport Layer Security (TLS v1) network protocols and their associated encryption standards. The OpenSSL command line tool is used to use various encryption functions of the OpenSSL encryption library from shell programs. ...

1. Preface Recently, we are optimizing the visiting speed of the website and opening http2 protocol for the website. What are the advantages of this protocol? As follows: http2 is the next generation transport protocol, which will be widely used in the future, which is a trend. http2 has the feature of multiplexing, which means to access re ...

Preface The steps are the same as the previous installation of version 1.13 The difference lies in the configuration file of kubeadm init At present, kubeadm init with configuration file is in the beta stage, and has entered the V1 beta 2 version in version 1.15. Although the GA version is not yet available, kubeadm not only simplifies th ...

1. HTTPS certificate: htttps is different from http because it has more encryption, authentication, authentication and security from asymmetric encryption and third-party CA certificate; The working principle is as follows: First, the client generates a random number and sends it to the server; The server generates a random number and sends ...

1. Preface Recently, we are optimizing the visiting speed of the website and opening http2 protocol for the website. What are the advantages of this protocol? As follows: http2 is the next generation transport protocol, which will be widely used in the future, which is a trend. http2 has the feature of multiplexing, which means to access resou ...

1. Preface Welcome to Read Spring Security Actual Dry Series .Previously, I explained how to write my own Jwt generator and how to return to Json Web Token after user authentication has passed.Today we'll look at how to use Jwt access authentication in requests.The DEMO get method is at the end. 2. Common Http authentication methods To use Jwt ...

Because erlang was installed first when RabbitMQ was installed by the building owner, The commands are as follows: 1. Download the erlang source package wget http://erlang.org/download/otp_src_22.0.tar.gz 2. Decompression tar -zxvf otp_src_22.0.tar.gz 3. Install erlang compilation dependency Libraries Missing this step Errors ...

Today, when installing the Python module matplotlib, the installation is not successful. The prompt "socket.timeout: The read operation timed out" or "Read timed out" is always displayed Because of the high latency of domestic network access to foreign countries, the installation of the module is very slow, and it must not b ...

The comparison version number is generally used to realize the function of version update. The pop-up window prompts the user to update or directly jump to the App Store. Get version information of APP in App Store Here we use iTunes's lookup interface, provided that you have published it to the App Store. Get the id of the app in the ...