A firewall is a security device that controls and filters network traffic between different parts of a computer network. Firewalls can be implemented using hardware, software, or a combination of both, and can be configured to block or allow traffic ...Read more

Symmetric encryption is a type of encryption where the same key is used to both encrypt and decrypt data. Asymmetric encryption, on the other hand, uses two different keys – a public key and a private key – to encrypt ...Read more

A denial-of-service (DoS) attack is a type of cyber attack that seeks to overwhelm a targeted system or network with traffic, making it unavailable to legitimate users. DoS attacks can be launched by sending large amounts of data or requests ...Read more

Ransomware is a type of malware that encrypts a victim’s files or data, making them inaccessible until a ransom is paid to the attacker. Ransomware can be spread through infected email attachments, malicious downloads, or other methods, and can cause ...Read more

A security breach is an incident where an attacker gains unauthorized access to a computer system or network, or to sensitive data stored on those systems. Security breaches can occur as a result of malware infections, phishing attacks, weak passwords, ...Read more

Multi-factor authentication (MFA) is a security mechanism that requires users to provide multiple forms of identification in order to access a system or service. This typically involves something the user knows (such as a password), something the user has (such ...Read more

A virus is a type of malware that spreads by infecting files and programs on a computer system. It typically requires user interaction, such as opening an infected email attachment or downloading a malicious file from the internet. A worm, ...Read more