Computer Security

As technology and software become more and more important to Portuguese society, it is time for Portugal to take them more seriously, and become a real player in that world. All content is released under an Creative Commons license and feedback will be highly appreciated (please open an issue for them) Paperback book available on Amazon

Hasta Febrero 2017, Twitter ha pagado más de $640,000 USD a hackers éticos por reportar vulnerabilidades en su plataforma. Google, Facebook, Shopify, Dropbox, y muchos más, solicitan hackers éticos que busquen fallos de seguridad en sus sitios y pagarles por sus hallazgos. Este libro te enseñará cómo iniciarte en el hacking ético.

the international best-selling Internet security book that reached its fifth edition. 

Everything you need to know about  HTTP , this book covers all aspects of HTTP and HTTPs and how to workd and build your own server , How web servers/ Applications works .

في شهر مايو٢٠١٦ قام موقع تويتر بدفع اكثر من 300,000 $  دولار لباحثين امنيين اكتشفوا ثغرات وقام بالابلاغ عنها ,ونظرا لاهمية البيانات والخصوصية  لذلك يلجئ العديد من المواقع العالمية امثال فيسبوك وتويتر وجوجل ودروب بوكس لتوظيف الهاكرز او الباحثيين الامنين لتحليل تطبيقاتهم وايجاد نقاط الضعف بها, هذا الكتاب يوفر لك شرح كامل ووافي لكل ماتحتاجه للدخول لهذا العالم  كي تصبح باحث امنى ويوفر لك كامل المصادر والمراجع بالاضافة الى كل الادوات التي تحتاجها لاختراق المواقع واستكشاف الثغرات بها .

All of the basic topics to get you from zero to junior pentester level - covering off everything you need to know to start breaking into web application penetration testing industry or looking for flaws on bug bounties. (LTR101)

Cryptography Cookbook is the intuitive way of learning practical cryptography and applied cryptograhy. This book contains more than 1000+ recieipes which include and not limited to Symmetric Key, Assymetric Keys, hashing algorithms, hmac, key exchanges,pki ,encoding decoding,certificare management tls,gpg,smime,ssh-keygen,keytool,iptables etc.

Identity Theft is quite honestly out of control. As a cyber security professional working as a Federal contractor for almost ten years, I work diligently to help protect others from this terrifying crime. In fact, I thought I had taken every precaution to protect myself and my family.

Programming Linux Anti-Reversing Techniques teaches the reader how to code and analyze well known anti-reversing techniques for Linux. The book shows how a reverse engineer analyzes a binary using tools like IDA, Radare2, GDB, readelf, and more. The code is presented to the reader ready to compile and analyze on their own.

The second part of a three part book series focused on lifting the security knowledge of Software Developers, Engineers, and their teams, so that they can continuously deliver secure technical solutions on time and within budget. Free Online: https://f2.holisticinfosecforwebdevelopers.com

The second part of a three part book series focused on lifting the security knowledge of Software Developers, Engineers, and their teams, so that they can continuously deliver secure technical solutions on time and within budget. Free Online: https://f1.holisticinfosecforwebdevelopers.com

Learn hacking techniques with practical examples you can run and modify.

The first part of a three part book series focused on lifting the security knowledge of Software Developers, Engineers, and their teams, so that they can continuously deliver secure technical solutions on time and within budget. Free Online: https://f0.holisticinfosecforwebdevelopers.com

Ich will den OpenWrt-Paketfilter verstehen, mit allem was dazu gehört. Das heißt, ich will die Grundlagen kennen und die Bestandteile des Paketfilters. Ich will wissen, wie ich das konfigurieren und dann die Konfiguration überprüfen kann. Nicht zuletzt möchte ich fundiert entscheiden können, wann ich den Paketfilter wie einsetze.

Welcome to the practical guide to decoding CAPTCHA's. Everything you need to start decoding CAPTCHA's is contained within. Although there is a heavy emphasis on decoding you can consider it a general guide to CAPTCHA's in general. Although mostly focussed on algorithmic methods of decoding CAPTCHA's this will also briefly cover paid/human services, history and anechdotes.