In a recent bait-and-switch operation, Facebook renamed itself as Meta, thinking that a new moniker will help people forget about the tech giant's earlier sins. They've also announced an ambitious new project — the Metaverse — with this rebranding.Representatives for the Metaverse have described it as a collection of virtual spaces where individuals may meet up with friends and relatives from afar. It will be a fully immersive and dynamic environment where you may play, engage, shop, watch movies, and more. In a purely virtual realm, it will replicate our physical and social experiences.Metaverse, according to Facebook, is an immersive ... Read More

In the realm of data security, encryption and hashing are frequently contrasted, but why is this so? Encryption is a two-way function in which data is passed in as plaintext and comes out as unreadable ciphertext. Because encryption is two-way, the data may be decrypted and read again. Hashing, on the other hand, is a one-way process in which the plaintext gets scrambled into a unique digest that cannot be decrypted using a salt. Although hashing may be reversed technically, the computer power required to decrypt it makes decryption impractical.A hashing algorithm is used to do hashing. This approach is ... Read More

Jobs that required us to commute to work physically can now be completed at home in a pair of comfortable pyjamas, thanks to technological advancements. Most of the world's work has gone online, especially after the spread of the Coronavirus, and schools and universities have followed suit. This trend does not appear to go anywhere anytime soon. There are many solid reasons for it: Remote employment has been connected to a slew of advantages for employees and lower overhead expenses for businesses.On the other hand, working remotely brings new concerns and obstacles, particularly in terms of network security. Home networks ... Read More

We live in a world where information reigns supreme, a world where our use of data propels us ahead. This is, for the most part, a good thing. Information aids us in making better decisions, enriching our lives, and improving the lives of those around us. However, there is a dark side to information, a place in the shadows where individuals who desire to exploit the information of others can be found. Others take information for personal benefit, while others are merely nosy. The latter is more critical since it has far-reaching consequences. Bluesnarfing is a method used by burglars ... Read More

Let us begin by learning about a security group in Amazon Web Services (AWS).Security Group in AWSA Security group acts as a virtual firewall which controls the traffic for one or more instances whenever we launch an instance, we can specify one or more security groups. Generally, we use the default security group.If you have requirements that are not met by a security group, we can maintain our own firewall on any of our instances in addition to using security groups. If we need to allow traffic to a window instance we can use Amazon EC2 security group.AWS security group ... Read More

A cyber-crime is a criminal act in which someone targets a computer or a network of devices in order to gain illegal rights, steal data from them, frauds etc. This type of crime is carried out using technology which primarily takes place online.Some cyber-crime includes the following −HarassmentCyber-stalkingBullyingTypes of Cyber-crimesThe types of cyber crimes are as follows −HackingIt is a type of cyber crime in which a person tries to identify and exploit weakness in a computer system or a computer network for his own benefits.Some types of hacking are given below −Social Engineering & PhishingMalware-Injecting DevicesCracking PasswordsDistributed Denial-of-ServiceVirus disseminationVirus ... Read More

Let us understand the concepts of antivirus software and endpoint security.Antivirus softwareIt is developed to protect computers from malware like viruses, computer worms, spyware, botnets, rootkits, keyloggers etc. It is a program, mainly performs functions like to scan, detect and remove viruses from your computer.Examples &mius; Windows Defender, AVG, AVAST, McAfee. Kaspersky etc.Features of an Effective AntivirusThe features of an effective antivirus are as follows −Default-Deny ProtectionAuto Sandbox TechnologyContainment TechnologyHost Intrusion Protection System (HIPS)AdvantagesThe advantages of an effective antivirus are as follows −Virus protectionWeb ProtectionSpam protectionCost effectiveFirewall featureDisadvantagesThe disadvantages of an effective antivirus are as follows −System slowdownSecurity holesMore advertisementsNo ... Read More

Let us understand the concepts of antivirus software and antispyware.Antivirus softwareIt is a program which is designed and developed to protect computers from malware like viruses, computer worms, spyware, botnets, rootkits, keyloggers and such. Antivirus programs mainly perform the function like to scan, detect and remove viruses from your computer.The different versions present in market are as follows −Windows DefenderAVGAVASTMcAfeeKasperskyThe virus is stored in a distinct vicinity referred to as a vault in which it has a different file machine due to which virus impacts it. Users can themselves coach antivirus to delete computer virus, put it in a vault ... Read More

Network communication is nothing but a conversation between two persons. Let us consider a real life situation, for two people to communicate effectively, the first and foremost requirement is language.If they both do not know a common language communication is simply not possible. They will first say 'Hi', 'How are you' etc and do a handshake.Similar to this, in computer communication, for two computers to effectively communicate we need the following −Set of procedures for handshakingSet of rules for interpreting the data sentSteps for recovery if communication is broken in the middle.Network protocols are a set of standards which facilitate ... Read More

Internet-based threats are Malware programs which can be targeted when we use the Internet. These Web-based threats include a range of malicious software programs which are designed to infect victims' computers.Major Threats on InternetSome of the major threats on internet are as follows −SpamGenerally we received a lot of Emails with' spam ' or Junk folder insinuates that spam emails are huge issues, with more than Half of the emails being siphoned into these folders. Being an annoyance, spam emails are not a direct threat but they contain malware.TrojanTrojan represents harmless computer programmes. So we don't detect them and that's ... Read More