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Edoardo Vignati

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Author: Edoardo

Access Apache only from localhost in Linux

Posted on 10/09/202010/09/2020 by Edoardo

When you install Apache you expose your computer on the internet allowing attackers to access your webserver. If you want to restrict the access to external requests you would setup few rules. The easiest way is to write in the root of your webserver (usally located in /var/www/html/ ) a file called .htaccess that should…

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How to install old versions of Java/JDK

Posted on 04/09/202028/12/2020 by Edoardo

If you need to install an old version of Java you may have some problems in finding the packages. Most of the public repositories have been removed due to the vulnerabilities. Anyway some people are still saving these old versions and making it available. If you are a Linux/Debian user, an example is the following…

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How to reinstall ssh key in Linux

Posted on 29/07/202011/03/2023 by Edoardo

Ssh key is very useful if you want to login quickly into applications such as when you want to clone or push from/to Github. Imagine if you set up this ssh key in plenty of services and you have to reinstall the operating system…what a nightmare! Actually there’s a very easy way to setup your…

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WPScan: what is and how to install

Posted on 27/05/202027/05/2020 by Edoardo

WPScan is a very interesting and useful tool written in Ruby for scanning WordPress websites and find outdated versions of plugins, known vulnerabilities, enumeration of users etc… It’s very easy to use and very powerful. These are the installation step. After this, let’s install WPScan using gem: To run the scan, first of all update…

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[SOLVED] Nextcloud can’t login – Internal Server Error

Posted on 30/04/202030/03/2022 by Edoardo

In this short guide I would like to help you if you are in the same frustrating situation as me. In particular I spent a lot of time trying to understand what was going wrong on my Nextcloud installation and now I want to give you (I hope) a solution. The situation we want to…

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[SOLVED] The target server failed to respond – Jenkins and Nexus

Posted on 14/04/202030/03/2022 by Edoardo

I encountered this error while I was writing a Maven project. I want to explain what was the problem in my case. Here is the setup of the project: the project is on Github a trigger on push events is fired to a self-hosted Jenkins installation that builds the artifact an upload step of the…

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How to enable emoji on Nextcloud

Posted on 05/04/202030/03/2022 by Edoardo

I found this interesting post on the community forum that explains step by step the commands to display correctly emoji on Nexcloud and in particular on Talk. Please note that the following guide DOES NOT enable the emoji library on Nextcloud but only allows to display emoji correctly. https://help.nextcloud.com/t/emojis-not-working/65004

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Burp and Firefox not proxying localhost

Posted on 04/04/202004/04/2020 by Edoardo

Burp is absolutely one of the best suite of tools for hacking and maybe the most used by the community. In this post I want to show up the solution if you are trying to intercept localhost calls but Burp seems to ignore them. First of all you have to check if your extension is…

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Nexus Repository Manager

Posted on 27/03/202003/04/2020 by Edoardo

Every good Java programmer should know and use a build automation tool like Maven or Gradle. Associated with one of these tools there is always a good repository from which the artifacts are downloaded and included automatically in the project. Probably the most important repository for artifacts is Maven Central But what if you want…

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Let your code live forever

Posted on 27/11/201921/07/2020 by Edoardo

Update – July 2020 Github recently added a badge on Github profiles that contributed to the code vault. You can find it on your account main page under the personal information. How many repositories of yours have been put into the code vault??? Svalbard, an awesome place at the end of the world, where time…

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  1. Edoardo on [SOLVED] XMLHttpRequest error in Flutter web is a CORS error06/01/2023
  2. Fabi on [SOLVED] XMLHttpRequest error in Flutter web is a CORS error20/12/2022
  3. Edoardo on How to install hplip on Ubuntu28/11/2022
  4. Alex K on How to install hplip on Ubuntu28/11/2022

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