Ubuntu 20.04

How To Set Up an Endlessh Tarpit on Ubuntu 22.04 — step-by-step Linux tutorial on Progressive Robot

How To Set Up an Endlessh Tarpit on Ubuntu 22.04

When looking at authentication logs, you might see several failed login attempts from various IP addresses that often .come from a node on a botnet. While you may not be able to stop these attacks, you can slow them down with tarpits. In this tutorial, you will install and configure Endlessh, a tarpit that slowly sends an infinitely long banner to any user attempting login, as well as configure the SSH service to run on a different port.

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How To Use PostgreSQL With Node.js on Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

How To Use PostgreSQL With Node.js on Ubuntu 20.04

The Node.js ecosystem provides a set of tools for interfacing with databases. One of those tools is _node-postgres_, which contains modules that allow Node.js to interface with the PostgreSQL database. In this tutorial, you’ll use `node-postgres` to connect and query the PostgreSQL database. You will then connect your application to the Postgres database using the `node-postgres` module. Afterwards, you will use `node-postgres` to insert, retrieve, and modify data in the PostgreSQL database.

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Como adicionar espaço de swap no Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

Como adicionar espaço de swap no Ubuntu 20.04

Um das maneiras de se proteger contra erros de memória insuficiente em aplicativos é através da adição de um espaço de swap ao seu servidor. Neste guia, falaremos sobre como adicionar um arquivo swap a um servidor Ubuntu 20.04. <$>[warning] Aviso: embora o swap seja…

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