Zubair Ahmed Rafi

RPC Let’s understand what is RPC. It stands for remote procedure call which is basically a protocol What it means is you call a function or some operation that will run remotely from some where else , Simple. That function req and res can use HTTP,TCP or UDP protocol under the hood. Google uses binary format to transfer data and made a tool of their own gRPC Connect rpc on the other hand also supports everything that gRPC supports but you have the choice to use JSON to transfer data as well can use HTTP/1 for CDN support and so on Basically Connect rpc brings all the benefits of rpc protocols while keeping the traditional way of data transfer open for more robust microservice adaption

appscode grafana metrics observability perses visualization

By Zubair Ahmed Rafi

15-Aug-2025

Getting Started with Perses The Free, Open Source Grafana Alternative

Observability To understand perses and it’s use cases let’s get the basic revised Suppose you’ve deployed a service/app on a Kubernetes cluster Now to know whether your app/service is working correctly you need 3 things Metrics Logs Traces Metrics What: Numerical measurements aggregated over time Purpose: Monitor system health and performance trends Example: CPU usage (85%), API response time (250ms), error rate (2.1%), requests per second (1,200 RPS) Logs What: Timestamped text records of discrete events

appscode authentication cloud-native javascript webauthn

By Zubair Ahmed Rafi

7-Nov-2023

WebAuthn - A More Secure Way Of Authenticating The User

What is WebAuthn ? WebAuthn, short for Web Authentication, is a technology that makes logging into websites and online services more secure and convenient. It allows you to use biometrics (like fingerprint or face recognition) or physical security keys (like USB tokens) as a way to prove your identity online, instead of traditional passwords. WebAuthn is designed to protect against common security threats and is supported by many web browsers and online platforms, making it a promising solution for safer and user-friendly online authentication.

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Zubair Ahmed Rafi

The Benefits of Using Connectrpc/web

Getting Started with Perses The Free, Open Source Grafana Alternative

WebAuthn - A More Secure Way Of Authenticating The User

The Benefits of Using Connectrpc/web

Getting Started with Perses The Free, Open Source Grafana Alternative

WebAuthn - A More Secure Way Of Authenticating The User

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