Divyanshu ShuklainInfoSec Write-ups·13 hours agoModule-1 | Introduction -Pentesting & Bypassing AWS/Azure/GCP Cloud WAF Fun & ProfitWhy you should not trust the cloud WAF? Introduction & Objective A web application firewall (WAF) or WAF appliance provides security by operating through an application or service thus blocking malicious calls, inputs, and outputs that do not meet the policy of a firewall. Today due to increasing cloud architecture, multiple cloud providers…Waf4 min read
Neal Davis·9 hours agoAWS ANS-C01 — The NEW AWS Certified Advanced Networking Specialty ExamThe new AWS ANS-C01 exam for the AWS Certified Advanced Networking Specialty certification was released (in beta) in January 2022. The expected release date for the final exam is July 2022. So how does the AWS ANS-C01 compare to the current ANS-C00 exam? I recently took the beta exam for…AWS4 min read
Kam PatelinAppExchange and the Salesforce Ecosystem·2 hours agoSalesforce Connect Demo: Virtualizing AthenaIf you’re looking for more information on how to virtualize AWS Athena within Salesforce, you’re in the right place. Virtualizing AWS Athena enables the users of Salesforce applications to seamlessly query AWS data stores using the Athena query engine — all without leaving the Salesforce native environment. …Salesforce5 min read
Jeroen Reijn·11 hours agoCreating a simple API stub with API Gateway and S3A while ago my team was looking to create a stub for an internal JSON HTTP based API. The to-be stubbed service was quite simple. The service exposed a REST API endpoint for listing resources of a specific type. The API supported paging and some specific request/query parameters. GET requests…AWS5 min read
Varsha Kashyap·8 hours agoBuild HA VPN connections between GCP to AWSIn this post, I’ll go through the process of setting up a highly available VPN connection between GCP and AWS with dynamic route propagation through BGP. AWS does not support multiple IP addresses on a single customer gateway, therefore 4 tunnels are required to make this setup work. Architecture Diagram:VPN12 min read
Yunus Kızılay·8 hours agoESP8266 D1&R2 mini ve AWS IOT COREBu yazımda ESP8266 işlemcisini D1&R2 mini modülünü kullanarak Arduino framework ile Amazon AWS IOT Core servisine bağlantı bahsedeceğim. Arduino kodlarını ayrıntılı anlatacağım için Python kodlarını ve GUI tarafını bir sonraki yazımda anlatmayı düşünüyorum. Projede kullandığım ESP8266 mikroişlemcisini daha önce tasarlamış olduğum PCB ile ve akıllı priz kutusuyla, son kullanıcıya hitap…Esp 82665 min read
Shantanu Ladhwe·12 hours agoA simple and economical MLOps approach with AWS and GCP!With advancements in AI and the growth of data, many individuals and businesses have started leveraging Machine Learning (ML), a sub-field of AI to solve their complex problems. …Mlops8 min read
Amit Singh Rathore·1 day agoSpark on EMR — Cost OptimizationFirst-hand experience of cost-saving for Spark on EMR Recently I was engaged in a project which aimed at improving our ETL pipeline’s performance & bringing down the cost of running those Jobs. We were running most ETLs on long-running EMR clusters. Our upgrade was as follows:Spark3 min read
Chris SpitzenbergerinSpacelift·9 hours agoTerraform vs AWS CloudFormationInfrastructure-as-Code (IaC) has become fundamental to many businesses in their cloud journey. As the name implies, IaC provides the ability to define your infrastructure — typically cloud infrastructure — as code. …Terraform8 min read
Dheeraj Thasma Ravindranath·7 hours agoThe Ultimate Guide to Pyspark Optimisation Series — Part IApache Spark is one of the most popular open source distributed cluster computing framework that is used for quick processing, querying and analysing Big Data. In this Series, we are going to learn some optimisation techniques to improve efficiency of Spark Jobs. Have you ever wondered, using too many withColumn…Pyspark3 min read
