SEARCH KEYWORD -- Authentication


  OpenLDAP Proxy -- slapd.conf

In the introductory post of OpenLDAP proxy, we mentioned that slapd.conf is the configuration file which tells the slapd service what to do.  Apart from this, there is a dynamic way of configuring slapd where the configurations are stored in LDIF database. In the future, LDIF database will be the one for configuring slapd, the old style of slapd.conf is deprecated. The slapd.conf can be converted to LDIF style using the slapdtest command. slapdtest -f /etc/ldap/slapd.conf -F /etc...

   OPENLDAP,OPENLDAP PROXY,SLAPD,SLAPD.CONF     2017-10-29 04:01:39

  A handbook on the first day of joining a new internet company as BE engineer

When joining a new internet company, there might be lots of things need to be done to get ready for taking new challenges. These include both culture and tech preparation. in this post, we would focus on how to prepare the first day technically. The first thing to do is to get your laptop or your work machine up, these involves lots of tool setup and accesses. Normally there are three major task categories. Access As an engineer, there are lots of accesses needed to access different resources wi...

   TIPS,CAREER ADVICE,ONBOARDING     2021-12-11 21:32:10

  Guide to Implement an SSH Client Using Golang

SSH, short for Secure Shell, is a network protocol used for securely remote logging into other computers on a network. I believe most backend developers are familiar with SSH. Common shell tools used for logging into servers, such as Xshell, SecureCRT, and iTerm2, are all based on the SSH protocol. In Golang, the crypto/ssh package provides functionality for implementing an SSH client. In this article, we will explain in detail how to implement an SSH client using Golang. Creating SSH Client Con...

   SSH CLIENT,GUIDE,SSH,GOLANG     2023-11-11 09:19:29

  Signature sign/verification demo in Java

Digital signature is commonly used in areas where data authentication and integrity are required. It is extremely important to have signature while transferring sensitive data from one peer to other peers through network since there might be malicious applications or man-in-the-middle attacks which may alter the data along the way. Java provides some APIs to generate and verify digital signature. One important class is Signature.  When generating the signature, a private key needs to be pa...

   SECURITY,JAVA,SIGNATURE     2015-11-21 09:48:12

  How to reset root password in MySQL 8

The user password in MySQL is stored in the user table, the password reset is actually to change the value of record in this table. To change the password in case the password is forgotten, the idea is to bypass the authentication of MySQL and get into the system and update the record password value with SQL command. In MySQL 5, one can start MySQL service with --skip-grant-tables option, this option will tell the service to skip loading the grant tables when starting, hence the root user can lo...

   MYSQL,PASSWORD,MYSQL 8     2018-12-24 21:27:13

  Generate certificate in Java -- Self signed certificate

This is the first post in this series which I will show you how to generate SSL certificate in Java programmatically. Certificates are frequently used in SSL communication which requires the authentication of server to client. This is to make the client to trust that the server is actually the one it claims. Certificates are really important on the Internet. All HTTPS communications on the Internet need the server side to present their certificates signed by trusted CAs. The basic flow of a requ...

   Java,Certificate,X509     2014-07-30 07:42:18

  Kubernetes Authentication & Authorization 101

If we want to build a system with user modules, Authentication and Authorization are something that we can never ignore, though they could be fuzzy to understand. Authentication (from Greek: αὐθεντικÏŒς authentikos, “real, genuine”, from αὐθέντης authentes, “author”) is the act of proving an assertion, such as the identity of a computer s...

   RBAC,AUTHORIZATION,AUTHENTICATION,KUBERNETES     2021-06-05 23:19:18

  Exploring Open edX: A Global Platform for Online Education

Understanding Open edX The digital education sector has seen a rise in platforms that enhance global learning access. Open edX, in particular, has made a significant mark with its comprehensive and robust features. Companies like Raccoon Gang offer specialized open edX services to further enhance this platform's capabilities. This article delves into the essence of Open edX, highlighting its key components and global appeal. Open edX Core Features Course Authoring: User-friendly tools for cou...

   OPENEDX,LEARNING     2024-06-04 23:09:45

  Ruby WinRM undefined method `split' for nil:NilClass

WinRM service is a service provided by Windows to enable remote access a Windows system. It is similar to what SSH is for *nix. And it is frequently used in applications which want to automate process or accessing remote Windows system and perform actions on them. Ruby also provided the WinRM gem which is an implementation of the WinRM service.  When using WinRM gem, one may often want to use :negotiate as the transport protocol for authentication. This transport will negotiate using d...

   RUBY,WINRM,INIT_AUTH,PROXY     2017-03-08 02:21:09

  PHP to get access token for Twitter app

Previously we wrote an article about getting access token for Facebook app--PHP to get access token for Facebook app. Today we will introduce how to get access token for Twitter app using PHP. Since now Twitter is also using OAuth 2.0 to allow some web apps to access some users information on behalf of one user. They provided some APIs for developers to easily get them integrated with their own websites. The first step to get all these done is how to get the access token, the access token seems ...

   Twitter,OAuth,access token,PHP     2013-03-03 03:49:26

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