# purplebytes.co.uk > AI-optimized mirror of purplebytes.co.uk containing 25 pages totalling 7,705 words of clean markdown content, structured data, and semantic HTML. Original source: https://purplebytes.co.uk/. Last updated: 2026-06-16T01:18:14.535Z. Each page is available as HTML (with JSON-LD structured data) and Markdown (text-only, ideal for LLMs and RAG). ## Homepage - [Purplebytes](/content/site-root.html): Technology consultancy helping our clients to build digital products, services and new age business models through effective adoption of Cloud technologies. Our expertise include Strategy and Architecture, Cost Optimisation, Identity Management, Cyber Security, Privacy by design, API Management an, Technology consultancy helping our clients to build digital products, services and new age business models through effective adoption of Cloud technologies. Our expertise include Strategy and Architecture, Cost Optimisation, Identity Management, Cyber Security, Privacy by design, API Management and Serverless. (310 words) ## Articles & Blog Posts - [events/index.html](/content/events/index.html) (1 words) - [Preparing for the AWS Professional Certification Exam](/content/blog/index.html): Our thoughts on Cloud, Identity Management, Innovations and all things technology!, Our thoughts on Cloud, Identity Management, Innovations and all things technology! (981 words) - [Security in the cloud (Part 1: Shared Responsibility Model for Infrastructure Services )](/content/blog/2017/12/11/security-in-the-cloud-blog-1-shared-responsibility-model-for-infrastructure-services.html): When it comes to moving to public cloud like AWS, Customers range from believing there is no security in public cloud to everything is taken care for them. They complicate the matters by trying to reproduce every security measure like for like from on premise into the cloud or don’t do enough. The t, When it comes to moving to public cloud like AWS, Customers range from believing there is no security in public cloud to everything is taken care for them. They complicate the matters by trying to reproduce every security measure like for like from on premise into the cloud or don’t do enough. The truth however lies in between as “Shared responsibility model” for Security and Compliance in cloud. Read more to find out.... (765 words) - [Moore’s law, Electric sockets, Serverless – what's the connection](/content/blog/2017/9/11/is-serverless-a-fad/index.html): One of our client recently asked me, “serverless – is it another FAD or something that I need to worry and prepare my organisation?”Serverless is a real deal. I went on to explain him, with two seemingly unrelated facts - Moore’s law and Electric sockets., One of our client recently asked me, “serverless – is it another FAD or something that I need to worry and prepare my organisation?”Serverless is a real deal. I went on to explain him, with two seemingly unrelated facts - Moore’s law and Electric sockets. (873 words) - [AWS Certification Preparation](/content/blog/category/aws/index.html): Our thoughts on Cloud, Identity Management, Innovations and all things technology!, (876 words) - [Securing your Data lake in AWS](/content/events/https/wwwmeetupcom/cambridge-aws-user-group/events/255838992/index.html): The worst thing that can happen to the owner of a data lake is to have it maliciously damaged or its sensitive data exposed to the outside world. Karthik will show us how to ensure our data lakes remain ours and ours alone., (133 words) - [Test Driven Learning – My Way to Passing AWS Certified Architect Professional Exam](/content/blog/2018/11/26/test-driven-learning-my-way-to-passing-aws-certified-architect-professional-exam.html):   If you have reasonably good knowledge in AWS and whitepapers/videos are like lullabies to you then this might be worth trying. Also if you like to learn by problem solving, then attempting loads of sample questions and then reviewing corresponding study materials in depth might help. But, (865 words) - [Defence in Depth and Breadth – The new approach](/content/blog/2017/11/21/defence-in-depth-and-breadth-the-new-approach/index.html): The hackers are getting smarter and using technology to crack systems which were traditionally seen as very secure. The constant race to outwit the hackers means Companies have to find equally smarter ways to remain secure and still provide great performance and service to their customer. This post , The hackers are getting smarter and using technology to crack systems which were traditionally seen as very secure. The constant race to outwit the hackers means Companies have to find equally smarter ways to remain secure and still provide great performance and service to their customer. This post helps understand the jargons and the technology and how you can use them. Read on... (585 words) - [Cyber Security Live 2019](/content/events/2019/12/2/cyber-security-live-2019/index.html): (127 words) - [Defence in Breadth](/content/blog/tag/defence-in-breadth/index.html): Our thoughts on Cloud, Identity Management, Innovations and all things technology!, (73 words) - [Workshop - DevSecOps - Building secure applications in AWS](/content/events/https/wwwmeetupcom/awsuguk/events/250820740/index.html): Presented by Karthik and Vidhya, this would be 2 hours workshop at Amazon HQ, moorgate, London on 26th June. It is an indepth session on WHY, WHAT and HOW to successfully implement DevSecOps in AWS. Please join us for this fantastic session. Sign up here - https://www.meetup.com/AWSUGUK/events/2508, (114 words) - [Cloud and Infrastructure Live Conference - London](/content/events/panel-multi-cloud/index.html): Karthik Selvaraj is on the panel to share his experience in helping large enterprises to adopt multi-cloud. Panel discussion: Manoeuvring multi-cloud Why use a multi-cloud approach? How do you accelerate cloud adoption without becoming too integrated into one cloud providers system? What, (122 words) - [Blog - Test Driven Learning – My Way to Passing AWS Certified Architect Professional Exam](/content/sitemap-xml.html) (892 words) - [AWS London Meetup User Group](/content/events/2018/4/18/aws-london-meetup-user-group/index.html): AWS London group is one of the largest and reputed meetup of 4000+ AWS professionals. Here Karthik Selvaraj will be speaking on the title " GDPR Compliance using AWS". This a very important topic that many technical professionals  have not yet understood how to ensure their platfo, (130 words) - [AWS Security](/content/blog/tag/aws-security/index.html): Our thoughts on Cloud, Identity Management, Innovations and all things technology!, (144 words) - [Security — Blog — Purplebytes](/content/blog/tag/security/index.html): Our thoughts on Cloud, Identity Management, Innovations and all things technology!, (69 words) - [Defence in Depth and Breadth – The new approach](/content/blog/tag/waf/index.html): Our thoughts on Cloud, Identity Management, Innovations and all things technology!, (69 words) - [Speech at Guildford AWS User group](/content/events/2018/4/12/speech-at-guildford-aws-user-group/index.html): Karthik Selvaraj will speek on the "GDPR Compliance using AWS"., (67 words) - [Shared Responsibility Model](/content/blog/tag/shared-responsibility-model/index.html): Our thoughts on Cloud, Identity Management, Innovations and all things technology!, (83 words) - [Security](/content/blog/category/security/index.html): Our thoughts on Cloud, Identity Management, Innovations and all things technology!, (142 words) - [Defence in Depth](/content/blog/tag/defence-in-depth/index.html): Our thoughts on Cloud, Identity Management, Innovations and all things technology!, (73 words) - [IAAS](/content/blog/tag/iaas/index.html): Our thoughts on Cloud, Identity Management, Innovations and all things technology!, (79 words) - [Cloud Security](/content/blog/tag/cloud-security/index.html): Our thoughts on Cloud, Identity Management, Innovations and all things technology!, (81 words) - [Serverless](/content/blog/category/serverless/index.html): Our thoughts on Cloud, Identity Management, Innovations and all things technology!, (51 words) ## Resources - [Full Page Index](/index.html): Browse all cached pages with rich metadata - [About This Cache](/content/about.html): Methodology, technical details, and usage guidelines - [XML Sitemap](/sitemap.xml): Machine-readable sitemap for crawler discovery - [Robots.txt](/robots.txt): Crawler directives