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.

Why Use ARP Scan
By: Doug Bonderud
September 29, 2020

Knowledge is Power: The ARP-Scan Advantage Hackers are hiding in plain sight. As noted by HelpNetSecurity, hidden applications were responsible for almost half of all malicious activity last year, and attackers continue to develop new ways for these apps to avoid detection on corporate networks. There's an even bigger problem on the horizon: Devices. Most users now own multiple devices, including ...

Top 12 Computer Forensics Tools
By: Nihad Hassan
September 29, 2020

Top 12 Computer Forensics Tools Each year, millions of people enter the internet era by using different computing devices like laptops, tablets, and smartphones in today's digital age. The rapid expansion of digital society results in shifting a great number of crimes from the traditional routes to the digital crime discipline. Computer forensics (also known as digital forensics) is a branch ...

Dark Web Search: Introduction and Instruction
By: Nihad Hassan
September 28, 2020

Nowadays, cyber threats are coming from everywhere, from both the surface and the dark web. For instance, many enterprises rely on information collected from dark web communities to predict future attacks against their IT infrastructure and information systems. The World Wide Web is composed of three layers: the surface, deep, and dark webs. The surface–or normal - web is ...

How to Learn Cybersecurity On Your Own
By: Jitendra Singh
September 28, 2020

It is high time for all to start learning cybersecurity. The number of nefarious actors is on the rise in cyberspace. The regulations on information security are still not mature. Cybersecurity defends good actors from malicious attacks and unnoticed crimes perpetrated by threat actors. The impact of these crimes is manifold and may not necessarily manifest as theft, pilferage, financial loss, ...

The AES Block Cipher: Advanced Encryption Standard
By: Md. Abrar Jahin
September 25, 2020

Advanced Encryption Standard (AES) is a block cipher designed with some inherent flexibility. It can use three possible block sizes of b=128, 192, or 256 bits, and can use three possible key lengths n=128, 192, or 256 bits. The diagram below describes the smallest variant with b=128 and n=128. A key length n=128 was considered to be secure against brute ...

Why Is It Important to Have Employee Training
By: Ravi Raj
September 25, 2020

It is typical that companies hire people based on the skills that they possess. But still, there is a lot that a new hire or an existing employee needs to learn and train themselves to align with the work culture and adhere to a company's values and standards. Besides, they need to be trained about the company policies to ensure ...

CISM Requirements
By: Doug Bonderud
September 24, 2020

Embracing the Infosec Imperative? Consider CISM Infosec remains a top priority for organizations as both data volumes and attack vectors expand. Tech Republic noted 89% of companies now point to widespread threats such as phishing and ransomware as their biggest security issues. In comparison, 53% said problems with unpatched systems are paving the way for potential attacks. The result? There's no ...

Understanding the enterprise sales process and its role in cybersecurity innovation
By: Dr. Edward Amoroso
September 23, 2020

Every business needs improved cybersecurity, but that doesn’t mean it’s something that sells itself. In fact, many businesses see cybersecurity as a cost center rather than an investment. Security leaders themselves often have a hard time communicating the benefits of improved cybersecurity from a business perspective. For cybersecurity practitioners, the sales process might seem ancillary to their roles, or even ...

DevSecOps Pipeline: Deployment
By: Philip Kulp
September 23, 2020

Over the coming weeks, Cybrary will be posting a series of blogs that correspond with the newly released course, DevSecOps Fundamentals. This post is the sixth in a series covering core principles to assist in the automation of a secure pipeline. Securing the Development Cycle What Are We Defending? [Pipeline: ...

Infographic: Cybersecurity Skills Gap Research Stats Uncover Real Issues
September 22, 2020

Today Cybrary is releasing the complete findings from our “Cybrary Skills Gap Research Survey and Report,” studying the challenges, perceptions, and impacts of the cybersecurity skills gap faced by security teams worldwide. In addition to our comprehensive survey report, we produced the below infographic to highlight some of the most significant findings from the study. Feel free to share ...