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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.

Introduction to DOS and DDOS
By: Sudipta Banerjee
September 8, 2020

What are Cyber Threats? The definition of “Cyber” has seen multiple transitions from the late ’90s to the current era. It was referred to as the science of understanding machines and animals' movement in 1950, or, more commonly, “Cybernetics.” The new definition of “Cyberspace” evolved in 1990, when people believed in the existence of a physical space beyond the electronic ...

State Sponsored Surveillance - The New Norm?
By: Pandu Vardhan
September 4, 2020

Technology and surveillance With the increased use of smartphones and growing technologies like Artificial Intelligence (AI), the public has become an easy target for mass surveillance. Also, the smartphone industry is increasingly less focused on user privacy and security. As smartphones are always active, they are susceptible to various tracking forms, like cellular signals, GPS, Bluetooth, and Wifi. In today's ...

Get Started with Web Application Penetration Testing
By: Gildásio Júnior
September 4, 2020

This blog post covers some important topics about being a web penetration tester, such as: Fundamental concepts Methodology Common web vulnerabilities Helpful study materials As it’s not a comprehensive article, it doesn’t dive too deep into an individual topic. Hopefully, you’ll find some useful nuggets that will help you on your path to specialization. Fundamental Concepts A good penetration tester understands the ...

Intermediate Endpoint Security Course Summary
By: Staford Titus S
September 3, 2020

Establishing impenetrable security is by no means an easy task. Hence, several avenues for erroneous decisions are possible. According to HelpNetSecurity, about 68% of organizations were victims of endpoints attacks in 2019. This brings to light the failure to realize the potential vulnerabilities caused by overlooked entities such as endpoints. Milan Cetic, the course instructor, hopes to educate the importance ...

Focusing Skill Development Priorities Based on Current Cybersecurity Trends
By: Jenna Crawford
September 3, 2020

Organizations today are faced with a threat landscape that continues to evolve, including cyber-attacks that have become much more sophisticated. Cybercriminals are highly motivated and tend to use a wide range of tactics, tools, and techniques to achieve their goals. IBM Security (2020) found that the average time it took for organizations to identify a data breach attack was 207 ...

Course Spotlight: Cloud Governance Principles
By: Matt Duda
September 2, 2020

As a Cybrary user, I bet you'd agree that the cloud is the most disruptive technology many current IT professionals will encounter over the course of their entire careers. The benefits of embracing the cloud are many, and to compete successfully in today’s marketplace being 'in the cloud' must be a part of an organization’s approach to IT. But, as ...

Cybrary's Free Courses | September 2020
By: Tatianna Harris
September 1, 2020

We're here to support you in your mission to learn and grow! The month's free courses are centered around forming a solid foundation. Here is what's available to you to learn for free in 2020. We’ve made 7 courses (that are normally paid!) completely FREE for the entire month of September. Now, your free membership for a __*limited time ...

Red Team vs. Blue Team
By: Ryan Wilson
September 1, 2020

What is the Red Team? Red teaming can be defined as approaching an environment from an adversarial or attacker perspective, to proactively test security controls in the environment, with the overall objective of increasing an organization’s security posture. Red teaming is a form of ethical hacking and shares some similarities with penetration testing. A red team exercise is also known ...

Where To Learn IoT
By: Michael Cunningham
August 31, 2020

Welcome to my fourth blog dealing with the Internet of Things. It is terrific to see you have shown such an interest in IoT. Well, now, we explore an essential area: Where to learn IoT. Let us break it down into a few things to explore. Online vs. Brick and Mortar. The first question is simple: how much time each ...

Security and Privacy of Drones
By: Navid Kagalwalla
August 28, 2020

A drone, also known as a UAV (unmanned aerial vehicle), is an aircraft piloted by remote control or onboard computers. With the advent of the concept of smart cities, drones are expected to play a huge role in the delivery of products and merchandise, enabling the reduction of greenhouse gases and introducing cutting edge navigation techniques which cut waiting times ...