Operations | Monitoring | ITSM | DevOps | Cloud

April 2021

The essentials of central log collection with WEF and WEC

Last week we covered the essentials of event logging: Ensuring that all your systems are writing logs about the important events or activities occurring on them. This week we will cover the essentials of centrally collecting these Event Logs on a Window Event Collector (WEC) server, which then forwards all logs to Elastic Security.

Searching through logs with the free and open Logs app in Kibana

Log exploration and analysis is a key step in troubleshooting performance issues in IT environments — from understanding application slow downs to investigating misbehaving containers. Did you get an alert that heap usage is spiking on a specific server? A quick search of the logs filtered from that host shows that cache misses started around the same time as the initial spike.

Managing and troubleshooting Elasticsearch memory

Hiya! With Elastic’s expansion of our Elasticsearch Service Cloud offering and automated onboarding, we’ve expanded the Elastic Stack audience from full ops teams to data engineers, security teams, and consultants. As an Elastic support rep, I’ve enjoyed interacting with more user backgrounds and with even wider use cases.

Elastic and Alibaba Cloud: Reflecting on our partnership and looking to the future

Alibaba Cloud is an important partner to us here at Elastic. We officially started our collaboration and strategic partnership with Alibaba Cloud back in 2017, when we announced the Alibaba Cloud Elasticsearch service. Since then, we’ve seen rapid adoption and growth of the service, which now supports more than 10 petabytes of data.

The essentials of Windows event logging

One of the most prevalent log sources in many enterprises is Windows Event Logs. Being able to collect and process these logs has a huge impact on the effectiveness of any cybersecurity team. In this multi-part blog series, we will be looking at all things related to Windows Event Logs. We will begin our journey with audit policies and generating event logs, then move through collecting and analysing logs, and finally to building use cases such as detection rules, reports, and more.

How a customer turned digital transformation success with Elastic into a partnership opportunity

Our journey with Elastic began with a search for a single monitoring platform service for all kinds of applications and infrastructure across geographies and in the cloud. Like many other organizations who use Elastic, our story does not end there.

MITRE Engenuity ATT&CK Round 3: Carbanak + FIN7 vs. the free and open capabilities in Elastic Security

Whether this is the third time you are looking at the MITRE Engenuity ATT&CK® evaluation results or your first, you may be asking yourself: what was unique about this year’s evaluation? Well, let’s first start with: who is MITRE Engenuity? They are a tech foundation that collaborates with the private sector on many initiatives — most notably cybersecurity — and in recent years have become synonymous with cyber threat evaluations.

Getting started with free and open Elastic Observability

Unify and contextualize your logs, metrics, application trace data, and availability data behind a single pane of glass. Elastic Observability provides a unified view into the health and performance of your entire digital ecosystem. With easy ingest of multiple kinds of data via pre-built collectors for hundreds of data sources, Elastic Observability delivers seamless integration between the facets of observability.

How attackers abuse Access Token Manipulation (ATT&CK T1134)

In our previous blog post on Windows access tokens for security practitioners, we covered: Having covered some of the key concepts in Windows security, we will now build on this knowledge and start to look at how attackers can abuse legitimate Windows functionality to move laterally and compromise Active Directory domains. This blog has deliberately attempted to abstract away the workings of specific Windows network authentication protocols (e.g., NTLM and Kerberos) where possible.

Building Kibana dashboards more efficiently

Creating dashboards is quicker and easier than before with a new streamlined navigation experience, now available in Kibana 7.12. This dashboard-first approach makes it simple for you to create and add visualizations without leaving your dashboard-building flow. Get started directly from a Kibana dashboard with a few simple steps: Select Create Panel and choose what type of visual you want to build.

Elastic named a Visionary in the 2021 Gartner Magic Quadrant for Application Performance Monitoring

We’re excited to announce that Elastic has been named a Visionary in the 2021 Gartner Magic Quadrant for Application Performance Monitoring. We are thrilled with the Visionary placement and believe that it validates our differentiated approach to delivering a modern application performance monitoring solution, powered by the Elastic Stack. Download the complimentary report to see how Gartner evaluates the market, and why they recognized Elastic as a Visionary in our first time participating.

Driving business resilience as a CIO: It's all about people

“An adaptive business model that has employee experience at its core is the key to building business resilience, creating sustainable competitive advantage, and scaling effectively in times of disruption.” This is one of the key findings of a new commissioned study by Forrester Consulting, on behalf of Elastic.

Elastic and Confluent partner to deliver an enhanced Kafka + Elasticsearch experience

Today, we are pleased to announce a partnership with Confluent to jointly develop and deliver an enhanced product experience to the Kafka-Elasticsearch community. Kafka is — and has been since the very early days — an important component of the Elastic ecosystem.

How to build a facial recognition system using Elasticsearch and Python

Have you ever tried to search for objects in images? Elasticsearch can help you store, analyze, and search for objects in images or videos. In this quick tutorial, we’ll show you how to build a system for facial recognition with Python. Learn more about how to detect and encode facial information — and find matches in search.

How to troubleshoot the Elastic App Search web crawler

In case you hadn’t heard, we recently released a brand new web crawler for Elastic App Search. The web crawler provides a simple way to ingest publicly available web content and make that content instantly searchable on your website. Configuring the web crawler to start ingesting data from your website is super easy — it’s just a matter of a few clicks. This sounds great, but what if after crawling there are no pages being indexed or you feel some pages are missing?

Getting Started with Elastic Maps Server (Beta)

Elastic Maps Server gives you the ability to use Elastic Maps without needing to have a connection to Elastic Maps Service for the underlying basemaps and vector maps. This is ideal for air-gapped or low-connectivity environments that require locally managed assets. In this video, we walk through how to get started with Elastic Maps Server for your own self-managed Elastic Stack deployment.

Time-based scaling of Enterprise Search on Elastic Cloud

Does your Elastic Enterprise Search Cloud deployment follow a predictable usage pattern? You can automatically scale up and down your deployment on a schedule to achieve optimal performance and reduce operating costs. In this article we show you how to use the Elastic Cloud API to change how many Enterprise Search nodes you’re running. We call these APIs from a cron job to achieve hands-free, time-triggered autoscaling.

Discover in Kibana uses the fields API in 7.12

With Elastic 7.12, Discover now uses the fields API by default. Reading from _source is still supported through a switch in the Advanced Settings. This change stems from updates made to Elasticsearch in 7.11 with the extension of the Search API to include the new fields parameter. When using the new search parameter, both a document’s raw source and the index mappings to load and return values are used.