Elasticsearch - Tech Hyme

100 Important Elasticsearch Questions for Developers and Data Engineers

Elasticsearch is a powerful search and analytics engine widely used for handling large-scale data efficiently. Whether you're a beginner or an experienced professional, understanding its core concepts is crucial for…

Sarcastic Writer May 12, 2025

SIEM Tech

How To Parse FortiGate Firewall Logs with Logstash

Modern cybersecurity relies on robust tools like FortiGate firewalls to protect network traffic and resources. However, managing and analyzing firewall logs effectively requires the right parsing tools. Logstash, part of…

Sarcastic Writer November 27, 2024

SIEM Tutorial

[Solution] Missing logstash-plain.log File in Logstash

Logstash is a vital part of the ELK (Elasticsearch, Logstash, Kibana) stack, responsible for gathering and processing logs before pushing them to Elasticsearch for indexing. However, you may occasionally run…

Sarcastic Writer October 29, 2024

Coding

Integrating Elasticsearch with Node.js – A Complete Guide

Elasticsearch is a powerful, distributed search and analytics engine, perfect for indexing and querying large datasets. By integrating it with Node.js, developers can build scalable, high-performance applications capable of handling…

Sarcastic Writer September 21, 2024

SIEM Tech Tutorial

Using Elasticsearch Ingest Pipeline to Copy Data from One Field to Another

Elasticsearch Ingest Pipelines are a powerful way to preprocess documents before they are indexed. They allow you to transform and enrich your data as it flows into your Elasticsearch cluster.…

Sarcastic Writer September 21, 2024

Tech

How to Become a DevOps Engineer – A 12-Step Guide

DevOps has rapidly become a crucial part of modern IT infrastructures, blending development and operations to ensure continuous delivery, collaboration, and automation. If you’re aiming to become a DevOps engineer,…

Sarcastic Writer September 11, 2024

Tech

Understanding Shards and Replicas in Elasticsearch

Elasticsearch, a distributed search server, employs a concept known as a Shard to distribute index documents across all nodes. This approach is particularly useful when an index potentially stores a…

Sarcastic Writer April 2, 2024

Tutorial

Insert and Create Data in Elasticsearch

Elasticsearch, a powerful and scalable search and analytics engine, provides a versatile set of APIs for managing and interacting with its indices. In this article, we will delve into the…

Sarcastic Writer January 12, 2024

SIEM Tech

Index Aliasing in Elasticsearch – Simplifying Your Data Management

Managing data effectively in Elasticsearch can be a complex task, especially when dealing with multiple indexes. Consider a scenario where you store logs in your Elasticsearch indexes. With a high…

Sarcastic Writer November 18, 2023

SIEM Tech

Selecting Fields in Elasticsearch – Controlling the Response

When querying data in Elasticsearch, you often want to retrieve specific fields from your documents rather than the entire document. Elasticsearch provides a convenient way to do this using the…

Sarcastic Writer November 8, 2023

SIEM Tech

Schema Mapping in Elasticsearch – Defining the Index Structure

In Elasticsearch, the term "schema mapping" or simply "mappings" is crucial for defining the structure of your index. Mappings provide Elasticsearch with the necessary information to understand how data should…

Sarcastic Writer November 5, 2023

SIEM Tech

Creating and Deleting an Index in Elasticsearch

Elasticsearch, a robust search and analytics engine, offers powerful capabilities for indexing, searching, and analyzing large volumes of data. In Elasticsearch, an "index" is a fundamental component that organizes and…

Sarcastic Writer November 3, 2023

SIEM Tech

Querying Elasticsearch – Understanding Query DSL

Elasticsearch is a powerful search and analytics engine that allows you to search, analyze, and manage your data efficiently. When interacting with Elasticsearch, you often use the REST API to…

Sarcastic Writer November 3, 2023

SIEM Tech

Three Methods For Shutting Down ElasticSearch

Elasticsearch is a powerful and versatile search and analytics engine commonly used to store, search, and analyze large volumes of data. Whether you are running Elasticsearch as a single node…

Sarcastic Writer November 2, 2023

SIEM Tech

6 Important Key Components of ElasticSearch

ElasticSearch, an open-source search server project, has evolved into a powerhouse in the field of search solutions since its inception by Shay Banon in February 2010. With its distributed nature…

Sarcastic Writer November 2, 2023