Found 168 Articles for System Security

What is a Firewall?A firewall is a hardware or software device that can be set up to restrict data from specific sites, programs, or ports while allowing relevant and necessary data to come through.Firewalls block unauthorized access to or from networks with varying levels of trust. They prevent hostile actors from accessing private networks connected to the Internet by implementing security policies. A firewall can be set up using hardware, software, or a mix of the two.Zero Trust policies can be used in conjunction with perimeter firewalls to ensure that network access is allowed appropriately and securely at every access ... Read More

What is a DoS attack?A denial-of-service attack is a type of cyber-attack where the perpetrator tries to make a network resource unavailable to its intended users by stopping the services of a host connected to the Internet for a certain length of time or indefinitely. Denial of service is often accomplished by flooding a targeted computer or resource with unnecessary requests that could cause systems to become overburdened, preventing any or all genuine requests from being fulfilled.In a distributed denial-of-service (DDoS) attack, the incoming traffic flooding the target comes from various places. This renders stopping the attack by just preventing ... Read More

Computer WormA worm is a harmful software (virus) that repeats itself as it moves from computer to computer, leaving copies of itself in each computer's memory. A worm finds a computer's vulnerability and spreads like an illness throughout its associated network, constantly looking for new holes. Worms, like viruses, are spread by email attachments from seemingly trustworthy senders. Worms then propagate through a user's email account and address book to contacts.Some worms reproduce and then go dormant, while others inflict harm. The worm's code is referred to as payload in such circumstances.How do they work?Computer worms make use of network ... Read More

While face-to-face human interaction appears less common, we are more likely to communicate with our technology. Machines are starting to respond, from Siri to Alexa. Now, businesses recognize the value of Chatbot services and implement them into their networks, resulting in a more efficient and user-friendly consumer experience across many platforms. With its rising popularity, so does the concern of chatbot security; let us see more on the threats of using a chatbot is and what precisely a chatbot does.What is a chatbot?A chatbot is a computer with artificial intelligence (AI) that uses critical pre-calculated user phrases and auditory or ... Read More

What Is SIEM (Security Incident and Event Management)?The process of finding, monitoring, recording, and evaluating security events or incidents in a real- time IT environment is known as security incident and event management (SIEM). It delivers a centralized and comprehensive picture of an IT infrastructure's security situation.Security information event management is another term for security incidents and event management.Software, systems, appliances, or a combination of these components are used to deploy SIEM. There are six major characteristics of a SIEM system in general −Retention − Keeping data for a long time so that more full data sets can make judgments.Dashboards − A tool ... Read More

Security researchers discovered multiple vulnerabilities earlier this year that affect practically every PC, laptop, and smartphone on the market. The flaws, known as Spectre and Meltdown, are found in the design of modern CPUs and allow personal data (passwords, e-mail, and surfing history) to be accessed from memory by exploiting Speculative Execution and Branch Prediction capabilities. The features are performance-enhancing technologies that enable processors to pre-execute instructions and forecast future execution routes.The Meltdown vulnerability is thought to be very simple to cure. Still, due to the nature of Speculative Execution, we will most likely have to settle with mitigation in ... Read More

Maybe you're thinking of uninstalling a VPN subscription and giving up security. We can assist you with this, but we believe it is equally important to remind you of the dangers of exposing yourself online. Fortunately, uninstalling a VPN is a straightforward procedure. Certain VPNs, on the other hand, have been known to leave behind logs or records of your activities, either in the system files or in the registry. We'll teach you how to get rid of them if you stick with us.Ctrl + Shift + Esc is a combination of the keys Ctrl + Shift + Esc.You should ... Read More

Have you ever had the strangest sense that someone was watching you while you were working on your laptop? Well, you may be paranoid, but there's a good probability that your computer's camera has been hijacked. Isn't it terrifying?A laptop camera is an important computer accessory that may be used in a variety of ways. It does, however, constitute the most significant threat to your privacy. If someone gains control of your laptop camera, they can use it to spy on you, with well-documented repercussions.Some experts have even said that the fight on privacy has already been won by consumers. ... Read More

Internet access, streaming apps, built-in cameras, and microphones are all available on smart televisions. Those TVs, however, can be a security issue because they are always linked to the internet.Hackers who gain access to your TV can control it and change its settings. A skilled and capable hacker can listen to your conversations using built-in cameras and microphones. Bad actors who obtain access to your unsecured television and take control by changing channels, adjusting volume settings, and even presenting improper information to youngsters pose a potentially more significant hazard. In the worst-case scenario, they could utilize the camera and microphone ... Read More

What is the meaning of a network security key?IT is a password or digital signature that is entered to obtain access to a wireless network as permission. It enables the establishment of a secure connection between the network and the user requesting access. It also assists you in authenticating and protecting your home/office network from illegal or unwanted access.The Wi-Fi or Wireless network password is another name for the network security key. When you connect to a wireless network, this is the password you use. Each access point or router has a default network security key that you may alter ... Read More