103 Blog Posts To Learn About Network Security

Let's learn about Network Security via these 103 free blog posts. They are ordered by HackerNoon reader engagement data. Visit the Learn Repo or LearnRepo.com to find the most read blog posts about any technology. Network security refers to measures taken to protect computer networks and data from unauthorized access, misuse, modification, or denial. It is fundamental for safeguarding sensitive information and ensuring the integrity and availability of online operations. 1. How to Make a Malicious USB Device and Have Some Harmless Fun Make an inexpensive BadUSB from an old USB drive and learn about Windows shortcut files and how malicious actors are using .lnk files to spread malware. 2. Man In The Middle Attack Using Bettercap Framework Man-in-the-middle attack (MITM) is an attack where the attacker secretly relays and possibly alters the communications between two devices who believe that they are directly communicating with each other. In order to perform man in the middle attack, we need to be in the same network as our victim because we have to fool these two devices. Now lets initiate the attack by running our tools which is bettercap. To run bettercap we can simply open up terminal and type bettercap -iface [your network interface which connected to the network]. To know which network interface is used we can simply type ifconfig and here is what it shows us. 3. 5 Best Free Proxy Servers To Visit Sites Anonymously In 2020 A proxy server will assist you to mask your identity on the web. Perhaps you wish to access suspicious websites, bypass net censorship in your country or on your office/school network having a proxy website among your reach is very important. 4. An Introductory Guide to Hacking NETBIOS When a hacker spots a system with open ports supporting NetBios, the hopes go high! Let's start by understanding the the nitty-gritty of NETBIOS. 5. An Introduction to Layer 3 Switches In today's complex business networks that comprise many virtual LAN's and subnets, a Layer 3 switch plays an important role in many systems. But do you need this on your network? Let's see. 6. The Ultimate Guide to Mastering Nmap and Netcat Dive into network security with our guide on Nmap & Netcat. Learn their uses, commands, installation, troubleshooting, and ethical practices. 7. Netizens, 2023 is the Year to Up-skill in Cybersecurity Stay ahead of the curve in 2023 with these essential cybersecurity courses by EC-Council. 8. What is Subdomain Hijacking and How to Prevent it? Subdomain takeover or subdomain hijacking refers to a technique by which "unused" subdomains can be made to point to a location of the attacker's choice. 9. WTF is Internet Of Bio Nano Things (IoBNT) and How Secure Is It? Internet of Bio-Nano Things (IoBNT) is a domain where biochemical processes inside the human body communicate the cyber world of the internet. IoBNT paradigm st 10. Ockam Routing: Building End-to-End Channels Learn how to create secure channels over multi-hop, multi-protocol routes which can span various network topologies and transport protocols. 11. Cracking the SANS GSEC Certification The SANS GIAC Security Essentials (GSEC) certification is for anyone working in the field of Information Security. 12. DNS Queries Explained DNS is a topic often considered difficult to understand, but the basic workings are actually not hard to grasp. The first fundamental point to grasp is that every domain in existence is linked to an Internet Protocol (IP) address. 13. Replicate PostgreSQL Databases Using async Python and RabbitMQ for High Availability PostgreSQL replication using python and RabbitMQ for providing your database server with High Availability by easily making replicas of your master server. 14. How I Created a Zero Trust Overlay Network in my Home Enabling a secure home automation experience, by creating a zero trust overlay network to access #HomeAssistant. 15. Network Security 101: Everything You Need to Know Network Security is Vital. Its purpose is to prevent unauthorized users from accessing an organization's network and devices. It is intended to keep data safe. 16. Network Security: Things Most People Don’t Think About There are a lot of things most people do not think about that can dramatically increase the level of security on a network 17. Are VPNs Really Safe? Virtual Private Network (VPN) cloaks your online identity, and shielding your data from prying eyes. 18. Security Considerations in IaaS Deployments Explore crucial security considerations for safeguarding your cloud infrastructure in IaaS deployments. 19. A New Era in Cybersecurity: Don Delvy's Smartsatellite "Deus Botrus" Redefines Defense, Networking Don Delvy's groundbreaking solution, the DEFENSE-BASED SMARTSATELLITE is poised to neutralize events like hypersonic threats while securing digital comms. 20. Lock Up Your LLMs: Pulling the Plug Protecting sensitive systems such as private LLMs through selective disconnection. 21. The Rising Issue of Zombie APIs and Your Increased Attack Surface Zombie APIs expand your attack surface. Learn how to identify and manage these hidden threats to secure your infrastructure and protect sensitive data. 22. 7 Ways to Protect Your Router From Hackers Since we are in the modern technological era, the internet has become an indispensable tool in our modern-day life. As we speak, we need it to communicate, work online, learn online and even do business online. When it comes to internet connectivity, there are many ways to get internet in your home. One of the best ways to access the internet at home or workplace is by investing in a router. With this device in place, you will be able to create a home network that can be used by wireless devices such as smart TVs, home appliances, IP cameras, and so much more. 23. Your Wi-Fi Cameras may be getting Attacked Your Wi-Fi security cameras are probably not secure. See how we disable our camera network with a simple DoS attack. 24. Network Scanner Working and Implementation In this blog, we will see how a network mapper works and how we can implement these network security tools in Python for our cybersecurity related projects 25. What is BGP Hijacking and How Do You Prevent It? BGP, which stands for Border Gateway Protocol, is a path vector routing protocol that is used to connect external organizations to each other. 26. Why Network Security is an Integral Part of Any Internet-Connected Business Network security is vital for any internet-connected company. Without it, hackers can steal all the data the business has. Bad network security causes problems 27. How to Be Careful When Sharing WiFi Password With QR Code Share your QR code of your network carefully, mistakes can lead to disaster 28. Defeating TLS Fingerprinting: Bypassing Firewall Protection for HTTPS Requests Bypass firewall protections and successfully scrape HTTPS data by understanding and defeating TLS fingerprinting using JavaScript and curl commands. 29. How to Evaluate Comprehensive Cybersecurity Solutions Learn how to evaluate comprehensive cybersecurity solutions, prioritize features like endpoint, cloud, and network protection, and choose the best vendor. 30. Your Playbook to Choose the Right Network Security Solution Learn best practices for evaluating network security solutions, avoid common pitfalls, & find top tools to safeguard your organization's digital infrastructure. 31. Cybersecurity Basics, Tech Education and Market Review Cybersecurity is the protection against cyberattacks from devices linked to the Internet, such as hardware, computer software and data. 32. SSH Tunneling to AWS EC2 and Connecting to DocumentDB with Python The article is about how you can locally access your DocumentDB cluster via SSH Tunneling using Python. 33. IoT Matters in 2021: IoT-Enabled Smart Office Automation to Work and Collect Data Human-Free An engineering approach to building IoT software like smart office ecosystem and IoT security concerns for smart office applications. 34. Reference Architecture for Network Secured Azure Web App Cloud solution architecture of Azure hosted web application from Network Security perspective using Azure App Service, Azure SQL using Private Endpoints 35. Here Are the Most Common Causes of Data Leakage in 2023: What You Should Know Discover the top culprits behind data leakage in 2023 and learn how to fortify your defenses. Stay informed and safeguard your valuable information today. 36. Best Practices for API Security APIs are a cohort of communication protocol that allows applications to communicate with one another. It works over the OS limitations and enables applications to share data without more complexities. And it is the magic bridge that possibly making things work together in our mobile applications and web interfaces. Yet, its open doors and wide visibility makes it vulnerable to attacks. Also, attackers can easily find the way to the heart of applications and systems via APIs. Hence it is essential to fence APIs with all possible measures. 37. Identify Wechat's TxBugReport File on your PC Through These Simple Steps In this post, we will learn easy steps to turn off the txbugreport.exe process running in your Computer and occupying more memory and prevent this .exe file from sending automated bug reports to Tencent Computer Systems. 38. Top Signs that Indicate You Are About To Suffer a Cyber Breach There are few things worse than being told that your business’s security has been compromised. Organizations might not know that a security breach is taking place, or has been for some time. Yet, risk mitigation and technical safeguards are always getting better. 39. Fighting the Hydra of DDoS Attacks (Spoiler: They Got Worse) Interview with Link11 regarding their new DDoS report -- the state of DDoS attacks. 40. Top Penetration Testing Tools for Professionals Looking for penetration testing tools, which is good. Here is the list of some best tools with comparison. Check out this post. 41. Understanding & Recognizing Different Cyber Threats: What to Look Out For This article will dive into understanding & recognizing some cyber threats. It will not cover every example for each attack or every attack. 42. Your Phone Still Trusts WEP? Wifi Honey Shows Just How Bad That Is Learn how to use Wifi Honey to test wireless security by creating fake access points and monitoring device behavior with simple bash scripting. 43. Installing Open-source Software on Your MacOS May Be Coming to an End Apple has made it clear that applications need to be signed (or say notarized) first before you install them. 44. Why OpenTelemetry Should Matter to Network and Systems Admins OpenTelemetry is young, even by internet standards. Born out of the merger of OpenTracing and OpenCensus projects at the Cloud Native Computing Foundation CNCF 45. How to Improve Cybersecurity With Digital Twins Digital twins are virtual versions of real-life places or things. How can they be used in cybersecurity? 46. Firewall Configuration: 6 Best Practices to Secure a Business Network Business success relies on network security. Here are six best practices to secure a business network. 47. Discovering 10 Cybersecurity Practices for Enhanced IT Infrastructure Protection The need to have secure IT Infrastructure is common for all companies worldwide. Learn the best cybersecurity practices to get yourself protected from hacking. 48. Network Security vs. Cybersecurity: What's the Difference? While network security is a separate and important subset, cybersecurity covers a broader whole in terms of security. 49. 5 Popular Types of Penetration Testing for SaaS Businesses If you are running a SaaS business, you know that security is everything. Nowadays, we can see many different cyberattacks and their variants targeting SaaS. 50. Understanding What Security Testing Is & Its Importance with The Top Tools and Key Principles In this article, we will explore what security testing is, the top tools for security testing, and the key principles of security testing. 51. Why 5G Security Will Suffer From 4G Vulnerabilities The fifth generation of mobile communication networks isn’t on its way; it's already here. You’ve probably heard plenty about 5G in the past few years, as this promising new generation of wireless technology is what’s enabling the continued spread of the internet of things and a host of other digital innovations. Virtually all tech experts agree that 5G technology is a good thing, given that it will lead to faster connectivity and more secure networks. However, there are good reasons to believe that the staggered deployment of 5G technology will mean that it remains vulnerable to a number of security woes currently plaguing 4G technology. 52. How Remote Access Trojans Bypass Traditional Security Measures Learn how Remote Access Trojans (RATs) bypass traditional security measures and discover strategies to protect your systems. 53. You Can Hack People, Too: The Art of Social Engineering Human engineers are experts in human nature. They use these skills to gain access to your networks. 54. Smart Home Security: Safeguarding IoT Devices in our Homes Examine IoT devices, network security, privacy, automated solutions, guidelines, future trends, and legislative frameworks in the context of smart home security 55. Top Open Source Vulnerabilities to Watch Out Open Source packages are a mainstay for most software engineering projects. We are so accustomed as developers to run our npm install (for Node developers) or 56. How an IDS Can Protect Your Business from Cyberattacks Businesses are mostly under threat from cyberattacks. One of the best ways to protect your business from cyberattacks is to deploy an IDS. Find out what it is. 57. 5 Types of Cyber Security and Why It’s Important to be Aware of Them Cybersecurity is the process of protecting systems, networks, and programs from malicious attacks. But why is it important? Let’s find out. 58. PoW Shield: An Application Layer Proof of Work DDoS Filter PoW Shield provides DDoS protection on the OSI application layer by authenticating traffic using a simple proof-of-work validation process. 59. 3 Key Takeaways from Biden’s Cybersecurity Executive Order Learn more about the consequences of Biden's Executive Order on Improving the Nation’s Cybersecurity on software vendors and government contractors. 60. Why the Blockchain Might Not Be As Decentralized as You Think A framework for measuring blockchain decentralization across 8 layers, assessing risks, and applying the Minimum Decentralization Test (MDT). 61. Why High-Performance AI/ML is Essential in Modern Cybersecurity AI and ML are redefining cybersecurity, from stopping ransomware to detecting phishing attacks. Explore how AI defends digital systems in real time. 62. Improve Kubernetes Network Security with Cilium This article will show how to, using Cilium, tackle the authorization concern and move to push it to the underlying platform from the application code. 63. Getting started with NMAP (Network Mapper) “The quieter you become the more you are able to hear” 64. SASE Meets Edge AI: Why Security Will Be Decided in the First Millisecond In security, milliseconds decide trust. Why Edge AI must judge every packet instantly to prevent threats without killing performance. 65. Do I Need A Degree To Become A Cybersecurity Professional? Do you need a degree to get started in cybersecurity? And do you need a degree to progress in cybersecurity? The answer is both yes and no. 66. Blockchain’s Hidden Centralization Issues An analysis of blockchain centralization risks across hardware, software, network topology, and governance, with insights into regulatory and economic factors. 67. Meet AccuKnox, Member of Startups of The Year 2024's Momentum 10 Interview with Momentum 10 winner AccuKnox on HackerNoon. Insights on Zero Trust CNAPP, cloud security, ASPM, CWPP, AI security (ModelKnox) & future goals. 68. An Unboring Guide to Endpoint Detection and Response (EDR) EDR solutions detect, investigate & eliminate threats as quickly as possible. It generates alerts to notify security professionals so that they can investigate. 69. Here's Why You Should Get a New Wireless Router My new router not only handles my calls flawlessly but also offers better security, thanks to support for the WPA3 protocol. 70. Zero Trust Network Access (ZTNA): A Useful Framework, but Not A Silver Bullet This article explains ZTNA, its limitations, and how organizations can avoid pitfalls while leveraging its framework effectively. 71. The Best Practices for Securing Your Cloud-Based Applications Discover best practices for securing cloud-based applications, ensuring data protection and compliance with essential security measures. 72. Brander Group's Vendor-Neutral Strategy Shields Clients from Network Security Vulnerabilities Cybersecurity threats are evolving at an alarming rate. From sophisticated malware to state-sponsored attacks, businesses worldwide face a battle. 73. How to Protect Your Company's VPN When You Have a Remote Team Prevent malicious agents from exploiting their VPN connections! However, it's still critical for each employee to exercise cyber hygiene to ensure cybersecurity 74. How Do We Measure Blockchain Decentralization? A deep dive into blockchain decentralization metrics, from entropy to Nakamoto coefficients, and how fault tolerance varies between BFT and non-BFT systems. 75. Enterprise Cloud Security: Setting Up Structure, Identity-Based Access, and Network Control Security plays an important role in the Enterprise Cloud Foundation. This article covers the foundational security components that form the cloud foundation. 76. 59 Stories To Learn About Network Security Learn everything you need to know about Network Security via these 59 free HackerNoon stories. 77. RBAC and PSPs Can Only Bring Your Kubernetes Security So Far Admins need to defend their organizations against a Kubernetes security incident. RBAC and PSPs will only get them so far; more security measures are needed. 78. 4 Reasons To Learn Ethical Hacking In the digital world, cybersecurity and ethical hacking are arising as promising career options for IT professionals. 79. Zero Trust Network Access(ZTNA) Enforcement Using Real Time Risk Scoring & Dynamic Path Segmentation Adaptive ZTNA powered by real-time risk scoring and dynamic path segmentation to stop threats and lateral movement fast. 80. An Introduction to Malware Analysis Malicious software (Malware) are either programs or files that are intended to cause harm to a system and thereby its user. 81. How DevOps Killed WAF Web Application Firewalls have been a key part of cybersecurity that are facing obsolencence thanks to the significant labour costs associated with WAFs. 82. A Unified Framework for Analyzing Blockchain Decentralization A framework for assessing blockchain decentralization, exploring Layer 1 & Layer 2, DApps, and future research on fault tolerance and decentralization metrics. 83. Your Ultimate Guide To The 4 Types of IT Security IT Security protects your business against cyber threats. There are four types of IT Security: network security, end-point security, internet & cloud security. 84. 8 Cybersecurity Tips Small Businesses Should Know Cyberattacks do not discriminate between industries, and no matter how big or tiny your organization is, it is vulnerable to them. 85. ProAuth: How I Used Flask and OAuth to Develop a Dynamic Code Authentication App I built ProAuth, a secure 2FA system using Google Authentication and time-sensitive codes. 86. What Are The Cybersecurity Risks Associated With Personal Devices? Let's look at some of the most significant risks posed by your personal digital devices, and what we can do to boost your security. 87. How to Improve Network Security and Visibility in 2020 and 2021 With the number of products available, it can be an uphill task to try to ensure robust network security and visibility. This, however, is a task that must be accomplished if you want to be competitive. 88. SoK: A Stratified Approach to Blockchain Decentralization A framework for assessing blockchain decentralization across multiple layers, introducing the Minimum Decentralization Test (MDT) for security evaluation. 89. Blockchain Decentralization: Policy, Regulation, and the Role of Testnets Regulators assess blockchain decentralization for crypto classification, while testnets play a key role in network security, governance, and policy decisions. 90. Network Security Basics Network security is the practice of preventing and protecting against unauthorized intrusions into any large corporate or smaller home network. 91. Meet the Writer: HackerNoon Contributor Jessica Truong Talks Cybersecurity Meet Jessica! She is a Cybersecurity enthusiast whose goal is to educate readers of the different topics within Cybersecurity. Check out her HN page for more! 92. Blockchain’s Single Point of Failure? The Software Running It Blockchain decentralization depends on diverse software implementations. Centralization in full nodes & wallets introduces security, stability, & liveness risks 93. How Token Ownership Shapes Blockchain Security Token distribution, ownership concentration, and secondary markets shape blockchain economics. Centralization risks impact security, stability, and adoption. 94. Cryptocurrency Economics: Token Distribution, Ownership, and Market Decentralization Exploring blockchain tokenomics: how initial distribution, ownership concentration, and secondary markets impact decentralization, security, & system stability. 95. Startup Interview with Tracie Thompson, HackHunter CEO HackHunter was nominated as one of the best startups in Docklands, Australia in in HackerNoon’s Startup of the Year. This is interview with their CEO. 96. Eclipse Attacks, Network Clusters & DNS Seeding Blockchain networks face decentralization risks in topology and bootstrapping. Weak peer discovery and centralization points expose systems to attacks & failure 97. Where in the World Is Your Blockchain? (And Why It Might Matter More Than You Think) Geographic centralization affects blockchain security. Legal risks and physical hazards threaten decentralization, impacting safety, liveness, and stability. 98. Case Studies in Blockchain Decentralization: Bitcoin, Stablecoins, and Wrapped Tokens Analyzing Bitcoin’s decentralization across layers and applying the Minimum Decentralization Test to stablecoins and wrapped tokens to expose governance risks. 99. Guarding Against the Hidden Threat: Recognizing and Defending Against Malicious Links Understanding malicious links and knowing how to spot them is paramount, particularly for businesses safeguarding sensative data. 100. Can Blockchain Stay Fair for the Long Haul? Mining pools, validator centralization, and MEV attacks challenge blockchain consensus. Power concentration threatens liveness, security, and system stability. 101. IPv6: Managing The Transition In this article, we will cover the origins of the transition, the differences between the two versions, and a sometimes-overlooked aspect of the transition 102. IT Security: How to Deal With The Insider Threat A study by the Wall Street Journal found that almost 70% of companies admitted concern about violent employees! While workers continue to be a major security ri 103. Blockchain’s Hardware Problem An analysis of blockchain decentralization at the hardware level, covering physical and virtual infrastructure, ASIC dominance, and cloud provider risks. Thank you for checking out the 103 most read blog posts about Network Security on HackerNoon . Visit the /Learn Repo to find the most read blog posts about any technology.