Journey of an IT Architect

  • OAuth 2.0 and OIDC 1 of 2

    OAuth 2.0 and OpenID Connect (OIDC 1.0) are different but highly related protocols and they are often confused. When we talk about IAM (identity and…

    Read

  • Security Assertion Markup Language (SAML)

    SAML is an XML-based standard for exchanging authentication and authorization data between IdP (identity provider) and service provider. We can compare SAML with LDAP (as…

    Read

  • Lightweight Directory Access Protocol (LDAP)

    Introduction Originally LDAP only refers to the connectivity protocol to the directory server. This term is being used loosely today and it also refers to…

    Read

  • Introduction to Active Directory (AD)

    Workgroup, homegroup and Windows Domain A workgroup is a group of computers on the same local network. A Windows computer not joined to a domain…

    Read

  • High Availability and Load Balancer

    Overview Fault tolerance and high availability are two architectural characteristics that people often confuse with each other. High availability focuses on minimizing downtime. It guarantees…

    Read

  • Nginx as a reverse proxy for Nifi web UI and Kibana

    Nginx can act as a application neutral proxy. One example is to front Nifi. The nifi default configuration provides an HTTP access point, specified in…

    Read