Archivo del Autor: Buanzo

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Io que se!

NIC.AR y RDAP – Consultas ‘tipo whois’ via http

NIC Argentina (https://nic.ar) ha incorporado la funcionalidad RDAP a sus servicios, bien por ellos! Aunque hay una buena faq en su sitio, les dejo un par de detalles: La consulta se arma por DNI/CUIT/CUIL, nombre de dominio, id de entidad, … Sigue leyendo

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How to use Nagios to monitor Microsoft’s SNDS status for your mail servers

So, if you are a good postmaster, you probably know about SNDS, JMRP and similar non-Microsoft programs. I find them extremely useful, and have integrated JMRP into my systems in such a way that I can tell exactly when some … Sigue leyendo

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WebLorean: a syadmin tool. a security tool.

Hi. On 19th November 2015 I published the WebLorean tool, which implements the technique described in my 2600 Article entitled “Abusing the Past”, which you can read here: http://blogs.buanzo.com.ar/2015/05/abusing-the-past-a-2600-article-published-volume-32-number-one.html The tool is useful for sysadmins, hostmasters, web designers (with linux … Sigue leyendo

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How to force web server IP for an HTTP request (python example)

The easiest way to specify an http server IP address, when you want to FORCE a request to a specific server, is to make the http request to that IP, then just include the Host header. This is not immediately … Sigue leyendo

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WebLorean – The “Abusing the Past” script

Hi. You might remember this article: http://blogs.buanzo.com.ar/2015/05/abusing-the-past-a-2600-article-published-volume-32-number-one.html Today, I am making available a tool I coded in python, using Pythonized Selenium RC, ChromeDriver, BeautifulSoup 4 and Requests. All wonderful libraries. Download it from: https://mx5.mailfighter.net/weblorean-20151119.tgz Cheers!  

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Introducing fail2ban-zmq-tools: a fail2ban clustering solution based on zeromq

So, you might recall this article of mine: “Proactive Protection Enhancements for fail2ban, part 1” From June 2011. Ouch. Anyway, as I have always wanted to cluster up all my fail2ban servers, especially without opening security holes between them, I … Sigue leyendo

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Music

I love music. Even before I even loved technology, I loved music. You know, it’s not really clear in my mind. I close my eyes and music and equipment/technology go hand in hand. Playing the piano: it was an electric … Sigue leyendo

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10 tips to become a Hacker

Originally published on: https://www.linkedin.com/pulse/10-tips-become-hacker-arturo-buanzo-busleiman Titles. Heh. Today I found myself in the middle of a long email conversation with a young student from Germany. Someone related to fail2ban, one of the projects I contribute to. We share a love of … Sigue leyendo

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Abusing the Past (A 2600 Article, published Volume 32 Number One)

This article I wrote for 2600, was first published in 2600 Magazine (www.2600.com), Volume Thirty-Two, Number One, Spring 2015. As it has now been in physical circulation for some time, I now publish it online. Enjoy. Abusing the Past by … Sigue leyendo

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Falla de escalacion de privilegios en procesadores intel 64-bit

El CERT de Estados Unidos ha notificado de una falla en los procesadores Intel que podria permitir a atacantes tomar control de MS Windows (r) y otros sistemas operativos. El fallo fue notificado a traves de un advisory liberado esta … Sigue leyendo

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