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FELIPE FERREIRA

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By : Felipe Ferreira20/04/202020/04/2020
Uncategorized Leave a Comment on AWS Solution Architect Study Guide

AWS Solution Architect Study Guide

Exam Overview

The AWS Certified Solutions Architect – Associate exam is intended for individuals with experience designing distributed applications and systems on the AWS platform.

Exam concepts you should understand …

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By : Felipe Ferreira30/10/201931/10/2019
Linux Leave a Comment on check_vmware_esx slow

check_vmware_esx slow

When monitoring ESX hosts using the check_vmware_esx plugin we started noticing a lot of “script time out” errors and the checks going to “Unkown” state even know the default timeout …

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Tags: centreon, check_vmware_esx, Perl, plugins, slow
By : Felipe Ferreira15/10/201915/10/2019
Linux Leave a Comment on Linux End of Life table

Linux End of Life table

Linux End Of Life Table

Debian 9 2022-06
Debian 8 2020-06
Debian 7 2016-04
Debian 6 2014-05
Debian 5 2012-02
Debian 4 2010-02

Ubuntu LTS 18 2023-04
Ubuntu LTS 16 …

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Tags: debian, end of life, eol, Linux, linux centos, linux debian, linux ubuntu, support, suse, table, Update
By : Felipe Ferreira15/10/201915/10/2019
Uncategorized Leave a Comment on How to convert certificate from 64 bit to p12

How to convert certificate from 64 bit to p12

The final command will be openssl pkcs12 -export

Create the certificate request with openssl

Now with MS CA generate the Certificate 64 bit.

Create a chain certificate with the privatekey …

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By : Felipe Ferreira22/08/201926/08/2019
containers Leave a Comment on Linux Host Container Security

Linux Host Container Security

Using the CIS Center for Internet Security script to verify is your linux host for your containers are configured correctly. This nice script checks for dozens of common best-practices around …

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Tags: cis, containers, docker, Linux, security, ubuntu
By : Felipe Ferreira21/08/201927/08/2019
HowTo, Linux, Security 2 Comments on Configure Kerberos for SSH

Configure Kerberos for SSH

NOTE: This setup was tested only in Ubuntu 18.04 x64

INTRO

The objective is to perform a SSH login and authenticate to a local Microsoft AD. There are many ways …

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Tags: ad, HowTo, kerberos, setup, ssh, ubuntu
By : Felipe Ferreira11/06/201926/08/2019
HowTo, Linux, Nagios Leave a Comment on Centreon Setup Centos 7

Centreon Setup Centos 7

Let’s go thru the Centreon Monitoring System installation one step at a time.
We will be using Centos7 x64 it is the official supported version.
Pre-Requisite
Disable selinux
Install Centreon …

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  • AWS Solution Architect Study Guide
  • check_vmware_esx slow
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