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.


WHAT IS CYBERSECURITY? Cybersecurity is the practice or process of protecting or defending networks, systems, and programs from any malicious digital attacks performed by hackers. These malicious digital attacks are also known as cyber-attacks. The various types of cybersecurity used for organizational safety are: Network Security Comprises securing the organization's computer networks from hackers, attackers, or malicious files used for unauthorized intrusion. Tracking ...


The advancement of computer technology and the proliferation of the internet worldwide were associated with an equal increase in cyberattacks. To cope with the digital revolution, criminals worldwide have shifted their criminal activities from the physical world into cyberspace. According to Cyber Security Ventures, by 2025, the global damage caused by cybercrime is expected to reach 10.05 trillion USD. Today, global ...


Proficient certifications are crucial in the IT world, where practiced abilities and techniques are needed. Because job roles demand more than work expertise, the applicant is thoroughly trained and can address the latest technologies. One of these certifications is CCNA. This post is all about why CCNA certification is great. What is CCNA? CCNA is Cisco certified network associate. It ...


Offensive Security training: How long does it take to prepare for the OSCP exam? How long it takes to prepare for the OSCP exam depends on many factors. Here are some of the top learning options to consider. Summary: *Preparing for the Offensive Security Certified Professional (OSCP) exam requires extensive training, preferably in a lab environment using the same tools as those ...


Many people who have just started their cybersecurity journey or proficient IT professionals want to obtain different certifications, such as the Certified Information Security Manager (CISM) certification and the Certified in Risk and Information Systems Control (CRISC). Many people attempt to obtain both certificates consecutively to accelerate their progression in cybersecurity. Yet, there is a discrepancy amongst the newcomers or ...


Are Offensive Security certifications worth it? Pursuing an Offensive Security certification can open up lucrative career opportunities in the fast-growing penetration testing and proactive security fields. Summary: Becoming an Offensive Security Certified Professional demonstrates competence in the fields of penetration testing. As organizations take an increasingly proactive approach in protecting their critical assets against a constantly growing threat of cyberattacks, earning the ...


Network monitoring is an important aspect of securing a computer network. After you've set up all of your company's security controls, you still need to watch your network for any signs of intrusion or suspicious activity. You can't expect your controls to stop everyone from getting through, so your next defense line is finding those who do get through and ...


Ethical hacking refers to the act of hacking into an organization's system or network legally (i.e., with permission) to identify weaknesses or vulnerabilities that malicious hackers could exploit. Using ethical hacking allows information security professionals to test a company's system and network protections by breaking into those systems using the same tools and techniques that cybercriminals employ. Once vulnerabilities are ...


As the world continues its rapid movements towards digitalization, cyber threats are accelerating as well. During the previous two years, the world has witnessed a tremendous boost in cybercrime, enforced by the increased number of homeworkers because of the global pandemic. The new working model, the massive increase in IoT devices, and the acceleration of cloud adoption will undoubtedly lead ...


Overview of CCNA A Cisco Certified Network Associate (CCNA) is a certification exam offered by Cisco. Candidates with CCNA certification will have access to new jobs in a competitive networking area. The abilities and expertise will propel the career to the pinnacle of networking in the IT profession. CCNA is a constantly changing sector that requires students and professionals to ...