Explore information related to lets encrypt

Secure osTicket with Lets Encrypt SSL Certificates - Do it Now

This article covers how secure osTicket with Let’s Encrypt SSL Certificates. You can use the Certbot to request for SSL certificates from Let's Encrypt Certificate Authority. The tool is not available by default and will need to be installed manually.


To Install certbot certificate generation tool:

1. Install certbot on Ubuntu /Debian:

# Install certbot on Ubuntu /Debian

$ sudo apt update

# Apache

$ sudo apt-get install python-certbot-apache

# Nginx

$ sudo apt-get install python-certbot-nginx


2. Install certbot on CentOS 8 / CentOS 7:

On a CentOS system run either of the following commands:

# CentOS 8

## For Apache

$ sudo yum -y install python3-certbot-apache

## For Nginx

$ sudo yum -y install python3-certbot-nginx

# CentOS 7

## For Apache

$ sudo yum -y install python2-certbot-apache

## For Nginx

$ sudo yum -y install python2-certbot-nginx

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Lets encrypt new auth status 429 error

This article will guide you on methods to troubleshoot and fix 429 error which occurs due to creation of multiple #SSL #certificates for a #domain. 

1. 429 means you went over the rate #limits. 

2. You issued 5 certificates in the last week.  This is why you get a #429 answer.

3. You need to wait two days to get another one. do you have access to the certificates you issued?

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Error code 15 in VestaCP

This article will guide you on different methods to resolve #VestaCP #error code 15 which happens when trying to add #Lets #Encrypt SSL to a domain which already had Lets Encrypt set up.

To Fix SSL/TLS Certificate Error – Invalid SSL #Certificate Error:

1. First, verify whether the #Firewall or #Antivirus program is interrupting #SSL connection. 

2. Clear #cache files, internet browsing history, and cookies.

3. Verify whether the system's date is correct, whether it matches the current time zone.

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JupyterLab Environment on Ubuntu 18 04

This article will guide you on the process to set up a JupyterLab Environment on Ubuntu and made it accessible remotely. 

The JupyterLab Credential Store uses a password that you set upon first use. Each credential is encrypted with a hash of your password. The encrypted credentials are stored in the credentialstore file in the #directory you start #JupyterLab from.

You can also create new #environments from within Jupyter Notebook (home screen, Conda tab, and then click the plus sign). And you can create a notebook in any environment you want. Select the "Files" tab on the home screen and click the "New" dropdown menu, and in that menu select a Python environment from the list.

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Step by step process to Secure Apache with Lets Encrypt on CentOS 8

This article will guide you on the process to secure #Apache with Let’s Encrypt by installing Let's Encrypt #Certbot client, downloading #SSL #certificates for the #domain, and setting up automatic certificate renewal.

The objective of Let's Encrypt and the #ACME protocol is to make it possible to set up an #HTTPS server and have it automatically obtain a browser-trusted certificate, without any human intervention.

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Steps to convert htaccess to NGINX

This tutorial will guide you on how to convert htaccess to nginx directives by keeping the directives within the server block while converting the .htaccess rewrite rules to NGINX rewrite directives.


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Configure Lets Encrypt on WAMP Server

This guide will guide you through the processes to set up Let's Encrypt in the WAMP server.

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VestaCP Error Lets Encrypt validation status 400 error

VestaCP Let's Encrypt error status 400 occurs when trying to request Let’s Encrypt SSL for domains in a vestaCP control panel.

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