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.

Your Complete Guide to ITIL
By: Olivia
August 23, 2017

According to Forbes, ITIL was ranked as one of the most valuable IT certifications for 2017, with holders earning an average yearly salary of $103,408. For many, there is a certain sense of mystery that surrounds this certification despite it being the most widely used framework for IT management, implemented by thousands of organizations worldwide including NASA, ...

Simple String Manipulation in Ruby, Via Password Generator
By: rchamblee
August 22, 2017

Ruby is a small, simple, yet powerful language used primarily for web development in the form of Ruby on Rails. What I'm going to present here, however, is a very simple ruby 'script' for generating passwords that I cooked up in a few minutes. For those interested in Ruby, there will be a line-by-line breakdown of the code, and ...

Welding Defect Rate Analysis & Rectification Using Six SIGMA
By: Decky Antony Kifta
August 22, 2017

Welding Defect Rate Analysis &Rectification Using Six SIGMA Method:Dan FMEA at PT XYZ ABSTRACT                 In order to achieve the company quality objectives and to promote PT XYZ to be the world leading fabricator ...

Cyber Pop: Holistic Security
By: Olivia
August 21, 2017

It is no surprise that as our global reach extends and information is shared across the world, security risks are increasing with the expansion of the attack surface. For this reason, security professionals can no longer take a siloed approach to security. The problem stems from reactions to one threat while the rest of ...

Beware of the Resume Scam
By: Stryker
August 21, 2017

I recently stumbled across a scam. There are fake employment agencies that are calling security techs and others for jobs while asking for your resume. In this scam, you send your resume to them and when they call back they claim now they need to have you sign a representation agreement and once you sign that they ...

Repair Corrupt 2GB Outlook PST File
By: shivgupta
August 21, 2017

A Personal Storage Table (PST) file is an MS Outlook file in which a user’s emails, contacts, to do lists, etc. are stored. The file is created on the user’s local hard disk drive and can be damaged any time due to various logical and physical reasons. Some of the common reasons behind PST file damage are abrupt system ...

Tutorial: MAC Address Generator Code
By: Bmsr256
August 20, 2017

Today, I will present a random MAC address generator tool written in Python. This code is for educational purposes and you can test this code and learn more about Python programming.MAC is an acronym for Media Access Control address and is a unique identifier assigned to network interfaces (e.g: NIC cards) for communications at the data link layer of a ...

Linux+ 104 Transcender Practice Test Question Preview
By: Olivia
August 19, 2017

Linux has grown into an industry-leading software and service delivery platform that is used for everything from super computers and Web servers to virtualized systems and your Android phone, meaning you will find many IT careers in the current market require these skills. The CompTIA LX0-104 Linux+ certification exam delves specifically into “applications, scripting, and security. This exam covers ...

How to Solve "MS Outlook Not Responding" Error
By: SHIV GUPTA
August 19, 2017

How to Solve "MS Outlook Not Responding" Error or Outlook Freezes When Opening a File or Sending Mail Receiving ‘Outlook Not Responding’ error can be annoying when you try to open an item or send an email message in Outlook 2010 or higher version. The users also experience frequent Outlook freezes while performing such activities. This error may ...

Cybrary Adds INFOSEC Curmudgeon Jeff Man to the Team
By: Olivia
August 18, 2017

As Cybrarians may or may not have noticed, Cybrary has entered an accelerated, high-growth phase. In addition to changes across the site, including the new offerings of various vendor products in the catalog, Cybrary has also begun to expand the team.[caption id="attachment_96849" align="alignleft" width="219"] Jeff Man, INFOSEC Curmudgeon & Cyber Security Evangelist[/caption]The newest addition ...