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Tiexin Guo
Tiexin Guo

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Published in

GitGuardian

·May 30

Platform Engineering and Security: A Very Short Introduction

I’m a DevOps engineer. I hope that’s still a thing because, according to some, “DevOps is dead; long live platform engineering.” There is no denying that recently we started to see terms like “platform engineering,” “developer portal,” or even “Backstage” a lot more often than before. This article will answer…

DevOps

6 min read

Platform Engineering and Security: A Very Short Introduction
Platform Engineering and Security: A Very Short Introduction
DevOps

6 min read


Published in

4th Coffee

·May 30

Platform Engineering and Security: A Very Short Introduction

I’m a DevOps engineer. I hope that’s still a thing because, apparently, nowadays, “DevOps is dead; long live platform engineering”. There is no denying that since 2022, we started to see terms like “platform engineering”, “developer portal”, or even “Backstage” a lot more often than before. This article will answer…

DevOps

6 min read

Platform Engineering and Security: A Very Short Introduction
Platform Engineering and Security: A Very Short Introduction
DevOps

6 min read


Published in

4th Coffee

·Apr 24

Secrets and Modern Security Frameworks (Part III of Supply Chain Security)

Hey there! In case you missed it, we’ve been talking about supply chain security in a few posts. We covered the SLSA framework in our first post, and in the second one, we did a deep dive into sigstore/cosign and how it helps with the integrity and origin of software…

DevOps

8 min read

Supply Chain Security: Secrets and Modern Security Frameworks (Part III)
Supply Chain Security: Secrets and Modern Security Frameworks (Part III)
DevOps

8 min read


Published in

GitGuardian

·Mar 28

Supply Chain Security: Sigstore and Cosign (Part II)

In the first part of the supply chain security series, we had an overview of the supply chain, its attacks, and the SLSA framework to understand where supply chain security is headed. If you still need to read it, here's the link for you. In this second part, we are…

DevOps

8 min read

Supply Chain Security: Sigstore and Cosign (Part II)
Supply Chain Security: Sigstore and Cosign (Part II)
DevOps

8 min read


Published in

4th Coffee

·Mar 23

AWS Cognito: Integrating Cognito with a Web App

1 Background Recently I’m tasked to bring an Apache open-source product to the cloud, creating a SaaS version. As of now, the product is configured with HTTP basic authentication on the Nginx server, which is kind of OK, since the users deploy it in their company’s own infrastructure (be it cloud or…

DevOps

5 min read

AWS Cognito: Integrating Cognito with a Web App
AWS Cognito: Integrating Cognito with a Web App
DevOps

5 min read


Published in

4th Coffee

·Mar 7

Building Your Developer Portal with Backstage: a Comprehensive Tutorial

0 Background “DevOps is dead; long live platform engineering.” “Developer portal.” “Backstage.” In 2023, we started seeing these terms more often in DevOps. While I wouldn’t go so far as to say that DevOps is dead, Backstage is undoubtedly becoming more popular. If you haven’t heard of Backstage yet, you can give…

DevOps

11 min read

Building Your Developer Portal with Backstage: a Comprehensive Tutorial
Building Your Developer Portal with Backstage: a Comprehensive Tutorial
DevOps

11 min read


Published in

GitGuardian

·Mar 3

Supply Chain Security: What is SLSA? (Part I)

1. Quick Introduction to the Software Supply Chain Recently, “software supply chain attack” has been breaking all the news headlines. One infamous example is the SolarWinds attack or the 2020 United States federal government data breach. In fact, according to a report from Gartner (done in 2021, get the report here): By 2025, 45% of organizations worldwide will…

Devsecops

10 min read

Supply Chain Security: What is SLSA? (Part I)
Supply Chain Security: What is SLSA? (Part I)
Devsecops

10 min read


Published in

4th Coffee

·Mar 3

Supply Chain Security: Sigstore and Cosign (Part II)

In the first part of the supply chain security series, we had an overview of the supply chain, its attacks, and the SLSA framework to understand where supply chain security is headed. If you still need to read it, here’s the link for you: Supply Chain Security: What is the SLSA? (Part I) Attacks on software supply chains have been around for some time, but recently they have evolved into much more…medium.com

Devsecops

8 min read

Supply Chain Security: Sigstore and Cosign (Part II)
Supply Chain Security: Sigstore and Cosign (Part II)
Devsecops

8 min read


Published in

4th Coffee

·Feb 20

Backstage is not user-friendly. I want something better.

As you guys all already know, I’m a DevOps engineer, if that’s still a thing. Because apparently nowadays, “DevOps is dead; long live platform engineering”. Me and my team/company (start-up, not too big, not too small) use Backstage (backstage.io), which brings some value, but I don’t like it. I don’t…

DevOps

4 min read

Backstage is not user-friendly. I want something better.
Backstage is not user-friendly. I want something better.
DevOps

4 min read


Published in

4th Coffee

·Jan 31

DevOps with Python: Python “concurrent.futures” Concurrency Tutorial — A Real-World Example

Author’s note: this blog post ISN’T a beginner’s guide to Python or DevOps. Basic knowledge of Python, DevOps, Kubernetes, and Helm is assumed. 0 Background 0.1 Why Python Programming languages rise and fall over time. TIOBE, a Dutch software quality assurance company, has been tracking the popularity of programming languages. According to its programming community…

Python

6 min read

DevOps with Python: Python “concurrent.futures” Concurrency Tutorial — A Real-World Example
DevOps with Python: Python “concurrent.futures” Concurrency Tutorial — A Real-World Example
Python

6 min read

Tiexin Guo

Tiexin Guo

1.8K Followers

ex-AWS Sr. DevOps Consultant, CNCF Ambassador

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