Posts tagged with Experiment

An example of a vulnerability in the early JWT token node.js library:

Basic Introduction to JWT Token

According to standard RFC 7519, JSON Web Token (JWT) is a compact, URL-safe means of representing claims to be transferred between two parties. The claims in a JWT are encoded as a JSON object that is used as the payload of a JSON Web Signature (JWS) structure or as the plaintext of a JSON Web Encryption (JWE) structure, enabling the claims to be digitally signed or integrity protected with a Message Authentication Code (MAC) and/or encrypted.

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If you are into Docker and Kubernetes, and have some IaaS resource at hand. Probably you could try to build a nice Kubernetes cluster by yourself instead of deploying the work to some cloud platform. In this way you learn more about the design of Kubernetes and also have the total control of your cluster on host machine level.

Some Good Reading Materials

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This post introduces 2 basic solutions about docker monitoring. And what's more, we want to dig into metrics exporting methods. In order to do some data analysis, we want to extract metrics in a usable/simple format (e.g. CSV). It's easy to query some metrics, but the tools paid less attention to export multiple metrics joined by timestamp(this can be some scenarios about data analysis, or dev daily report), we are going to build a small tools for this.

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