--- title: "M. Nizam (@nizam754) | Hashnode" description: "DevOps Engineer, Software Engineer & Team Leader. Read the latest articles by M. Nizam on Hashnode." url: "https://hashnode.com/@nizam754" --- @nizam754 # M. Nizam @nizam754 · Joined July 2023 DevOps Engineer, Software Engineer & Team Leader. [Website](https://www.infotechtu.com/) ### [Denial-of-Service Attacks in AWS](https://nizam754.hashnode.dev/denial-of-service-attacks-in-aws?utm_source=hashnode&utm_medium=feed) Customers can call the coffee shop to place their orders. After answering each call, a cashier takes the order and gives it to the barista. However, suppose that a prankster calls in multiple times to place orders but never picks up their drinks. Thi... 4 min read · [nizam754.hashnode.dev](https://nizam754.hashnode.dev/denial-of-service-attacks-in-aws?utm_source=hashnode&utm_medium=feed) [Dec 26, 2023](https://hashnode.com/posts/denial-of-service-attacks-in-aws/658adf009830b032212da653) ### [Types of Servers](https://nizam754.hashnode.dev/types-of-servers?utm_source=hashnode&utm_medium=feed) Origin Server: An "Origin Server" is a key concept in network computing, particularly in the context of the internet and web services. Here's a detailed explanation of its role and functions: Definitive Data Source Handling Client Requests Content C... 3 min read · [nizam754.hashnode.dev](https://nizam754.hashnode.dev/types-of-servers?utm_source=hashnode&utm_medium=feed) [Dec 17, 2023](https://hashnode.com/posts/types-of-servers/657efe16a3baa4cbe2c3c7f5) ### [Messaging and Queuing in AWS](https://nizam754.hashnode.dev/messaging-and-queuing-in-aws?utm_source=hashnode&utm_medium=feed) Amazon Web Services (AWS) offers a suite of messaging and queuing services that cater to different use cases, from simple message queuing to real-time streaming data. Here's a brief overview of these services and their use cases: Amazon SQS (Simple Q... 5 min read · [nizam754.hashnode.dev](https://nizam754.hashnode.dev/messaging-and-queuing-in-aws?utm_source=hashnode&utm_medium=feed) [Oct 23, 2023](https://hashnode.com/posts/messaging-and-queuing-in-aws/65362351ac3a2f0d40a7e38c) ### [Directing Traffic with Elastic Load Balancing](https://nizam754.hashnode.dev/directing-traffic-with-elastic-load-balancing?utm_source=hashnode&utm_medium=feed) Directing traffic with Elastic Load Balancing (ELB) in AWS is fundamental for distributing incoming network requests across multiple Amazon EC2 instances or other AWS resources. ELB helps ensure high availability, fault tolerance, and efficient appli... 3 min read · [nizam754.hashnode.dev](https://nizam754.hashnode.dev/directing-traffic-with-elastic-load-balancing?utm_source=hashnode&utm_medium=feed) [Oct 18, 2023](https://hashnode.com/posts/directing-traffic-with-elastic-load-balancing/652fb27a4a7e41f19dadef8d) ### [Scaling Amazon EC2](https://nizam754.hashnode.dev/scaling-amazon-ec2?utm_source=hashnode&utm_medium=feed) Scaling Amazon Elastic Compute Cloud (EC2) instances is a crucial aspect of AWS infrastructure management, allowing you to adjust the number of instances to meet the demands of your applications. There are two primary methods for scaling EC2 instance... 4 min read · [nizam754.hashnode.dev](https://nizam754.hashnode.dev/scaling-amazon-ec2?utm_source=hashnode&utm_medium=feed) [Oct 18, 2023](https://hashnode.com/posts/scaling-amazon-ec2/652f897be1bbf78e24fbb46d)