HeartBleed vulnerability

Some basis I’ve learned about this issue. OpenSSL is an open-source implementation of SSL.  It is not the only implementation of SSL, and is not even the primary implementation of SSL.  Most vendors have their own implementation of SSL and TLS, which is directly related. OpenSSL is available as an installed package, or as a … Read more

.httpaccess

Learning about .httpaccess, some notes I would like to remind Options -Indexes # joapen, redirect no www ReWriteEngine On RewriteCond %{HTTP_HOST} ^joapen.com RewriteRule (.*) http://www.joapen.com/$1 [R=301,L] # avoid perl issues RewriteCond %{HTTP_USER_AGENT} libwww-perl.* RewriteRule .* – [F,L] # joapen ends

Honeypots & honeynets

Some concepts I learned during a CISA course. A honeypot is designed to attract hackers. Honeypots have no production value. They are set up specifically for providing advance warning of a real attack, tracking the activity and keystrokes of an attacker, increase knowledge of how hackers attack systems and luring the attacker away from the … Read more

Richardson Maturity Model

This post from Martin Fowler is something I want to have here for my memory, Richardson Maturity Model (martinfowler.com) and this picture for my memory. The level of compliance with respect the proposed maturity model is something that continues changing and evolving and for the projects I lead they are in some way relevant.

From image to Data URI

I’m customizing the Prestashop template and I was stuck with some images that they were not available for being changed. Then I found that some of the images are represented using data URI scheme. Inline images use the data URI scheme to embed images directly within web pages. As defined by RFC 2397, data URIs … Read more

Evolving on SAP knowledge

My background is not SAP, but since last 3 years I’m delivering different services as LoS Lead related to SAP. The Service Managers are great professionals and that give me very good explanations about processes, modules, technical aspects… I’m not an expert, and it will take really so much years or a drastic change of … Read more

Why cloud matters

I love pictures like this. This is an schema done by Microsoft for educating purposes about the benefits of the cloud and saving points of economy of scale.