The Importance of Secure Coding Techniques: Why You Need to Know It! Are you looking to break into the exciting field of cybersecurity? Join our 5-day CompTIA Security+ Bootcamp Training and build your cybersecurity knowledge and skills. x Coding is a big deal. It is the process of taking digital information and making it usable by machines…. Read more »
Posts Categorized: CompTIA Security+
The Pros and Cons of Performing a Pentest on Production Environment vs Non-Production Environment Cybersecurity is a top priority for any organization. With more and more data breaches occurring, it’s crucial to implement security measures to protect your company from cyberattacks. A pentest is a valuable tool that can help you get ahead of the… Read more »
What is a distributed denial of service attack (DDoS)? Security+ Objectives A denial-of-service (DoS) attack occurs when legitimate users are unable to access information systems, devices, or other network resources due to the actions of a malicious cyber threat actor. Services affected may include email, websites, online accounts (e.g., banking), or other services that rely… Read more »
Different threat actors P.1 Advanced persistent threat (APT) An adversary with sophisticated levels of expertise and significant resources, allowing it through the use of multiple different attack vectors (e.g., cyber, physical, and deception) to generate opportunities to achieve its objectives, which are typically to establish and extend footholds within the information technology infrastructure of… Read more »
Overview A large number of common threats need to be considered when securing a network, but a frequently overlooked area is the security of the LAN. When people think about security, often they’re thinking specifically of the layers above Layer 2, but there’s no reason to limit a security plan to these upper layers. A… Read more »
What do CCNA Security, CCNP Security, CEH, ISA, Infosec CISSP and Amazon AWS Certified Security have in common? They are all part of the large grouping of cybersecurity certifications currently available. Each of these certifications is valuable and serves a valid purpose. But what about the CompTIA Security+ certification? If you’ve got questions, we’ve got… Read more »
Remote Access VPN What is a Remote Access VPN? A remote access VPN gives employees access to secure connection with a remote computer network and they can access resources on the network as if they were directly plugged into the network’s servers. How Remote Access VPN Works? A remote-access VPN works by creating a virtual… Read more »
CompTIA A+ Core 2 -Chap 2.2 | Security+ Chap 6.3 Protocols and Encryption WEP WEP – (wired equivalent privacy) is a standard network protocol that adds security to Wi-Fi and other 802.11 wireless networks. WEP was designed to give wireless networks the same level of privacy protection as a comparable wired network, but technical flaws… Read more »
Data Sanitization For the general user, the delete or format command appears to be the logical method of removing unwanted data files. These methods, however, are like sweeping something under the carpet: you may not be able to see it, but it’s still there. When you delete files and then empty the Recycle Bin, you… Read more »
Security+ Objectives 1.5 The passive approach uses devices to watch the traffic as it passes by. These devices can be special purpose devices such as a Sniffer or they can be built into other devices such as routers, switches or end node hosts. Administrators can scan specific systems or an entire network. For example, many… Read more »
Security+ Objectives 1.4 Penetration Testing & Vulnerability Scanning, What’s the Difference? What is Penetration Testing? Penetration testing is a way to “stress test” your IT infrastructure security. Penetration techniques are used to evaluate the safety and security of the network in a controlled manner. Operating systems, services, applications, and even the behavior of the end… Read more »
Security+ Objectives 1.4 Black Box, Grey Box, White Box testing: What Differences? There are several ways to conduct penetration tests. If you’re considering penetration testing for your network, you’ll likely choose either black, white, or gray box testing. Each method has merits, so it’s helpful to understand the difference between these tests in order to… Read more »
Load Balancing CompTIA Security+ Section 2.0 Load BalancerDefinition: “Load balancing is defined as the methodical and efficient distribution of network or application traffic across multiple servers in a server farm.” A load balancer works in-between client devices and back end servers, and it receives then distributes incoming requests to any available server capable of… Read more »
Penetration Testing Concepts 1 CompTIA Sec+ Section 1.4 Active Reconnaissance Active reconnaissance is a type of computer attack in which an intruder engages with the targeted system to gather information about vulnerabilities. This may be through automated scanning or manual testing using various tools like ping, traceroute, netcat etc. This type of recon requires that… Read more »
Basic Command Line Tools CompTIA Security+ Objectives 2.2 – CompTIA A+ Objectives Core 2 – 1.4 Ping Ping is a command used to measure the latency between two devices on a network. The ping command is available on every operating systems and is a measure of the latency we feel in everything we do online,… Read more »
Ransomware CompTIA Sec+ Objectives 1.1 Ransomware is a type of malicious software that infects a computer and restricts users’ access to it until a ransom is paid to unlock it. Ransomware variants have been observed for several years and often attempt to extort money from victims by displaying an on-screen alert. Typically, these alerts state… Read more »
Two-Factor or Multi-Factor Authentication (2FA or MFA) CompTIA Security+ Objective 4.1 and CompTIA Network+ Objective 4.2 What is two-factor or multi-factor authentication (2FA or MFA)? Multifactor authentication ensures that a user is who they say they are. The more factors are used to determine the identity of a person, the greater the reliability of the authenticity…. Read more »
Phishing What is Phishing and How to Detect Phishing Attacks? Part of CompTIA Security+ Objectives 1.2 Phishing is an email scam designed that appears to be from a legitimate company and ask you to provide sensitive information. Cybercriminals use phishing to attempt to obtain sensitive information such as credit card details and login credentials, by… Read more »
One of the fastest growing areas of the enterprise is cybersecurity. Every year, more attacks are carried out meaning more of the IT budget is allocated for bolstering security, ultimately leading to the need to hire more cybersecurity experts to protect the organization. According to cybersecurity company CrowdStrike, which recently published a casebook with takeaways and insights… Read more »
Why Spam is a Major Security Concern and How to Protect Yourself Spam emails are a persistent nuisance that clog up our inboxes and waste our time, but they are much more than just an annoyance. Spam is a significant security concern that can pose a threat to individuals and organizations alike. In this blog,… Read more »
Understanding Trust in Information Security As technology continues to evolve and the reliance on digital systems and networks increases, trust has become a crucial aspect of information security. Establishing and maintaining trust is essential in protecting sensitive data, ensuring the integrity of systems, and mitigating security risks. In this comprehensive guide, we will delve into… Read more »
Identity fraud Identity fraud, also known as identity theft, is a serious crime that can have devastating consequences for individuals and businesses alike. With the increasing digitization of our lives and the proliferation of personal information online, the risk of falling victim to identity fraud is higher than ever. In this blog, we will delve… Read more »
Whaling Phishing attacks, a form of cyber attack where malicious actors trick individuals into revealing sensitive information, have become increasingly sophisticated in recent years. One type of phishing attack that has gained prominence is “whaling,” which targets high-level executives and individuals with access to valuable data or funds. Whaling attacks are highly targeted and personalized,… Read more »
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How to prepare for CompTIA Network + Job? Questions Answers 1. What are some common cybersecurity threats and how would you defend against them? Common cybersecurity threats include malware, phishing, and ransomware. Defenses can include firewalls, antivirus software, and user education. 2. What is your experience with security tools such as firewalls, intrusion detection systems,… Read more »
The Types of Wireless Attacks Part 2 CompTIA Security+ Objective 1.2 WPS Attacks Wi-Fi Protected Setup (WPS) allows users to configure a wireless network without typing in the passphrase. Instead, users can configure devices by pressing buttons or by entering a short personal identification number (PIN). For example, a user can configure a new wireless… Read more »
The Types of Wireless Attacks Part 1 CompTIA Security+ Objective 1.2 Replay Attacks A replay attack occurs when an attacker copies a stream of messages between two parties and replays the stream to one or more of the parties. Unless mitigated, the computers subject to the attack process the stream as legitimate messages, resulting in a range… Read more »
CompTIA and Immersive Labs are challenging cybersecurity professionals in the United States and United Kingdom to test their penetration testing skills this month. The two organizations launched the pen test challenge on the opening day of RSA® Conference 2019. “Penetration testing, if done right, is a proven and valuable activity that all organizations should engage… Read more »
The nature of cyberattacks is constantly in flux, always evolving to keep pace with the times. Hacking of websites, theft of credit card information and other personal information has become an almost daily occurrence, along with illegal remittances via Internet banking. Recent years have witnessed the accelerating dissemination of new technologies such as IoT… Read more »
“Richard Clarke, a former counter-terrorism expert for the United Government, once said, “If you spend more on coffee than on IT security, you will be hacked. What’s more, you deserve to be hacked”. While the latter is a tad harsh (we wouldn’t wish a cyber attack on anyone!), the former is certainly true.” If you… Read more »
1. Your manager asks you to implement a system that can filter out unwanted content, such as viruses and unproductive Internet content. The best way to accomplish this would be through a system that implements a:
In this cram guide, we would like to give you some short tips on what to study for the Security+ exam to ensure a great score.
One of the most essential portions of information security is the design and topology of secure networks. What exactly do we mean by “topology?” Usually, a geographic diagram of a network comes to mind.
Some of the Security+ exam will test you on your knowledge of some basic email, Internet, and application security issues. Although the amount of detail of knowledge that is required is quite minimal, you must still have a working knowledge of some simple email and application security concepts.
Physical Security Physical security refers to the aspects of information security that are related to physical threats, such as fire or natural disasters. We will cover some basic physical security threats below:
Public Key Cryptography is a widely-applied form of cryptography commonly utilized in many network transactions.
In here we will learn about different symmetric key algorithms and their key features. More importantly, we will learn about some more key concepts related to cryptography as it applies to both symmetric and asymmetric algorithms.
Networking Overview In subsequent chapters of this study guide, we will take a look at different security topologies or ways that networks can be set up with security in mind.
[bs_icon name=”glyphicon glyphicon-chevron-right”] What is a Firewall? A firewall is any hardware or software designed to prevent unwanted network traffic. Some firewalls are simplistic in nature;
[bs_icon name=”glyphicon glyphicon-chevron-right”] Introduction to Cryptography
Viruses, Trojan Horses, Worms Despite all the hype about viruses and worms, the Security+ exam actually does not heavily test on viruses and the like.
One of the most ever-present and ancient uses of the Internet and networking has been to provide remote access to networks or network resources.
A key aspect to any war is to know your enemy. If you consider the battle against malicious users a war, then understanding the attacks that they use is crucial.
Incident response [bs_icon name=”glyphicon glyphicon-chevron-right”] Concept and procedures
SNMP: It (SNMP) is a mainstream convention for system administration. It is utilized for gathering data from, and designing, system gadgets, for example, servers, printers, centers, switches, and switches on an Internet Protocol (IP) system.
Tunneling, VPN, and IPSec