
Mahendran Selvakumar
Cloud and DevSecOps Engineer,Tata Consultancy Services
Coventry, United Kingdom
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I'm Mahendran Selvakumar, a Cloud Native technologist and Open Source advocate with deep experience in Kubernetes, AWS, and HashiCorp tools and Service Mesh. I'm a HashiCorp Ambassador, Linkerd Ambassador, AWS Community Builder. I organize the AWS West Midlands, West Midlands HashiCorp, and Cloud Native Birmingham user groups.
I’ve delivered talks at DevOps Live, HashiTalks, Hashicorp User Groups and other industry events, focusing on Kubernetes,platform engineering, secure infrastructure, and service mesh adoption. I also mentor students through free AWS and Terraform training and publish technical blogs on https://devopstronaut.com to make Cloud Native and Open Source technologies more accessible.
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The Pivotal Role of HashiCorp Vault in AWS Cloud for Secure and Scalable Infrastructure
As organizations increasingly move workloads to AWS Cloud, ensuring the secure management of sensitive data such as API keys, credentials, and encryption keys becomes essential. HashiCorp Vault plays a critical role in addressing these security challenges by providing a robust solution for secrets management, access control, and encryption.
This session will highlight how HashiCorp Vault integrates with AWS services to enhance security, compliance, and scalability for cloud infrastructure. Through practical examples and actionable insights, attendees will gain a clear understanding of how Vault simplifies managing sensitive data in AWS environments.
Key Topics Covered:
1.Dynamic Secrets Management:
Discover how Vault generates temporary, short-lived AWS credentials, reducing risks and simplifying credential management.
2.Encryption-as-a-Service:
Learn how Vault can be used to encrypt and decrypt sensitive data while integrating with AWS Key Management Service (KMS).
3.Access Control with IAM:
Understand how Vault’s integration with AWS IAM enables fine-grained access policies for secure access to cloud resources.
4.Use Cases in AWS Workflows:
Explore practical applications of Vault in AWS environments, such as automating secrets management in serverless and containerized architectures.
5.Improving Compliance and Auditing:
See how Vault helps meet compliance standards by providing detailed logging and robust data encryption.
Takeaways:
1.A clear understanding of how Vault works within AWS to manage secrets and protect sensitive data.
2.Practical knowledge of integrating Vault with AWS services to secure and simplify operations.
3.Insights into best practices for deploying Vault in cloud-native applications.
Unveiling the Power of HCP Vault: Simplifying Secrets Management
Learn how HashiCorp's HCP Vault simplifies secrets management in dynamic environments. This session covers the essentials of secrets management, real-world use cases, and integration tips, along with a hands-on demo. See how HCP Vault protects sensitive data, manages access, and enhances security for cloud-native applications through a live demonstration with AWS. Whether you're new to Vault or seeking to expand your expertise, this talk provides practical insights and actionable knowledge to elevate your security practices.
https://www.meetup.com/west-midlands-hashicorp-user-group/events/305113873/
Securing Secrets with HashiCorp Vault
Services - Vault Overview - HashiCorp Vault, including an overview of its architecture and core components, as well as some best practices for production environments. This talk will feature practical demos on integrating Vault with AWS, as well as a quick, hands-on tour of the HashiCorp Cloud Platform (HCP) portal
https://www.meetup.com/london-hashicorp-user-group/events/304288254/
Getting Started with Linkerd: A Simple Service Mesh for Kubernetes
In this session, we’ll introduce Linkerd, a lightweight and easy-to-use service mesh for Kubernetes. You’ll learn what a service mesh is, why Linkerd stands out, and how it helps improve security and reliability between your services. We’ll walk through how to install Linkerd, secure service-to-service communication, and monitor traffic all with practical examples. This talk is perfect for anyone new to service meshes or looking to simplify how services talk to each other in Kubernetes.
Open Source Secret Management for Kubernetes with Hashicorp Vault
Secure your Kubernetes workloads with HashiCorp Vault OSS. Discover open-source secrets management and how to inject secrets dynamically into pods using the Vault Agent Injector.
https://www.meetup.com/west-midlands-hashicorp-user-group/events/307201720/
Cloud Native Birmingham Returns: A Fresh Start in 2025
In this session, we’ll introduce Linkerd, a lightweight and easy-to-use service mesh for Kubernetes. You’ll learn what a service mesh is, why Linkerd stands out, and how it helps improve security and reliability between your services. We’ll walk through how to install Linkerd, secure service-to-service communication, and monitor traffic all with practical examples. This talk is perfect for anyone new to service meshes or looking to simplify how services talk to each other in Kubernetes.
WestMidlands HashiCorp Meetup #3 User group Sessionize Event
Devops Live 2025
The Essential Role of Security Integration in the DevOps Cycle Against Emerging Threats
HashiTalks 2025 Sessionize Event
HashiCorp Meetup #42 - The Christmas One!
Services - Vault Overview - HashiCorp Vault, including an overview of its architecture and core components, as well as some best practices for production environments. This talk will feature practical demos on integrating Vault with AWS, as well as a quick, hands-on tour of the HashiCorp Cloud Platform (HCP) portal.

Mahendran Selvakumar
Cloud and DevSecOps Engineer,Tata Consultancy Services
Coventry, United Kingdom
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