0P3N Blog

Cybrary’s Open Blog is a user contributed cybersecurity knowledge base that brings together content highlighting the latest tools, exploits, technologies and insights in the industry.

Hacker Types: From Black to White and Everything In-between
By: Aayog Koirala
March 3, 2017

A hacker is a person having an intimate understanding of the internal workings of a system, computers and computer networks in particular. They are the ones often characterized as malicious, criminals or cyber terrorists but those are black hat hackers(bad hackers). Due to the mass media usage of the word, every hacker is often looked at as a cyber criminal. There are ...

Preventing Authentication Bypass with SessionID
By: sranjanbehera
March 3, 2017

What is SessionID? SessionID is a unique ID for checking the authentication of a logged on user. Based on the SessionID the Server responds to a browser. And the Session Hijacking involves, accessing the random sessionID based on user input. This sessionID is being used for both the Web and Mobile applications. Authentication Bypass places a major stack in ...

Alexa, Call Jeff Bezos
By: rcubed
March 2, 2017

Last Tuesday (2/28/2017) Amazon’s AWS S3 web service was intermittently unavailable. S3 (Simple Storage Service) is one of the many web services hosted on the Amazon Web Services platform , AWS. It’s also the most used service hosting everything from the image files used by websites both small and humongous, to database files powering some pretty large e-commerce ...

Why CISA is Inevitable for Today's Audit Professionals
By: Hemang Doshi
March 2, 2017

What is CISA? The Certified Information Systems Auditor (CISA) is a certification issued by the Information Systems Audit and Control Association (ISACA). Certified Information Systems Auditor (CISA) is a globally recognized certification in the field of audit , control , and ...

Importance of Planning, Management and Testing
By: Abhishek Bagewadi
March 2, 2017

The Importance of Planning, Management, and Testing for Successful Delivery of the Project        1)        Planning        2)        Resource  Management        3)        Motivation        4)        Test Process management ...

Ransomware as a Service
By: Lawrence King
March 1, 2017

As if your network security staff does not have enough to worry about already, now anyone can get in on the ransomware game. Now, we have variants of RaaS (Ransomware as a Service) to worry about. This allows anyone who wants to profit from ransomware to start their own ransomware campaign with the help of a ...

Traffic Redirects: HTTP to HTTPS / www to non-www
By: HakTuts
March 1, 2017

When we deploy a website online for users, by default it allows the user to access the domain with and without "www". This means that the same content is served by an apache server on both " kalilinuxhack.com " and " www. kalilinuxhack .com ". It is bad for SEO ...

How to get Malware Certified
By: Olivia
February 28, 2017

I’ve been on a mission to answer the question, “How do I get _ certified?” In recent posts, I’ve dove into how to earn the TCP/IP certification and how to best utilize your hard earned certifications on your resume. With new micro certifications being released weekly, it’s important to show users truly how limitless their options are when it ...

Let’s Build an Android App
By: rcubed
February 28, 2017

It’s now time to roll up our sleeves and get our hands dirty with a little mobile app development. This next post in the series on Mobile App Development will focus on putting things in place for developing Android mobile apps. The last time I had my hands on Android code was over two years ago – a lifetime ...

Journey through Command Line Tools
By: coldking
February 28, 2017

Hello Everyone,I've been a part of the Cybrary community for some time, and I thought about sharing my journey through the command line, alternative tools to get away from GUI based programs, and why you should use them.Recently I've been trying to cut off as many programs that have command line based alternatives.  To some of you newbies, this may ...