Code Splitting in React Using React Loadable
Learn how to use the React Loadable library to lazily load chunks of code when needed in the app.
How to Configure Windows Server 2019 Group Policy Security Filtering
How to Configure Windows Server 2019 Group Policy Security Filtering Group Policy Security Filtering controls which users and computers a GPO applies to within a linked OU, domain, or site. By default, all GPOs apply to the Authenticated Users group, which includes all domain users and computers. Security Filtering lets you scope GPO application to […]
How To Use nsh to Run Secure Remote Commands On Ubuntu 18.04
In this tutorial you will use the NKN shell daemon and the NKN Shell Client Xterm applications to execute commands on a remote machine. To do so, you will install and configure the NKN Shell daemon on a remote machine with internet access, generate a keypair, and make your connection from a client.
Ubuntu 20.04 — junit4 — vulnerability — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 10 August 2021 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-4731-1 Related CVEs: CVE-2020-15250 Upstream summary: It was discovered that JUnit 4 contains a local information disclosure vulnerability. An attacker could possibly use this issue to obtain sensitive information. Table […]
How to Protect Your Server Against the Heartbleed OpenSSL Vulnerability
The Heartbleed OpenSSL vulnerability is one of the most massive security bugs to hit the internet in years. It basically renders any communication that was supposed to have been protected by SSL open to anyone exploiting this vulnerability. In this guide, we’ll tell you how to update your servers and rekey your certificates.
FreeBSD 13 — mozilla — multiple vulnerabilities (20 CVEs) — patch and remediation guide
🟠 High ⏱ 15–60 min Last verified: 10 August 2021 Affected versions: FreeBSD 13 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: mozilla — multiple vulnerabilities Related CVEs: CVE-2004-0597 CVE-2004-0598 CVE-2004-0599 CVE-2004-0717 CVE-2004-0718 CVE-2004-0721 CVE-2004-0722 CVE-2004-0757 +12 more Upstream summary: [email protected] reports: Memory safety bugs present in Firefox 134 and Thunderbird 134. […]
How To Install and Use TimescaleDB on Ubuntu 20.04
TimescaleDB is an open-source database optimized for storing time-series data. It is implemented as an extension of PostgreSQL and combines the ease-of-use of relational databases and the speed of NoSQL databases. By following this tutorial, you’ll set up TimescaleDB on Ubuntu 20.04, configure it, and learn how to work with it. You’ll run through creating time-series databases and making simple queries. Finally, you’ll see how to compress data and get rid of unnecessary data.
Forward Nginx Logs from Droplet to OpenSearch via Fluent Bit
This tutorial will guide you through installing Fluent Bit on a Droplet, configuring it to collect Nginx logs, and sending them to the cloud provider’s Managed OpenSearch for analysis.
Magazine-Style Shapes Around Floated Elements in CSS With shape-outside
Create interesting page layouts by having text follow different shapes around floated element using the shape-outside property.
Oracle Linux 8 — nodejs:14 — security and stability fixes — required update (ELSA-2021-3666)
🟠 High ⏱ 15–60 min Last verified: 9 August 2021 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2021-3666 Related CVEs: CVE-2021-22939 CVE-2021-3672 CVE-2021-32804 CVE-2021-22940 CVE-2021-32803 CVE-2021-22930 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]
