Virtual Private Network (VPN)

What is a Virtual Private Network (VPN)? A virtual private network (VPN) is a software or hardware device that creates a private network, giving you online privacy and anonymity in a public network. A VPN masks your internet protocol (IP) address to make it difficult to trace your online activities. Besides, a VPN establishes a secure and encrypted connection to secure your information and systems from frequent and sophisticated cyber threats. Key Takeaways A VPN gives you privacy and anonymity by enabling a private network in the public internet The appliance masks your IP address, making you online activities difficult … Read more

Virus

What is a Virus? A computer virus is a malicious program that spreads from host to host. These harmful programs can replicate and spread through files and documents. Viruses have existed for decades. The first virus was created in 1971. Hackers design and distribute viruses to alter the way a computer works. The malware inserts or attaches itself to a legitimate program or document that supports macros to execute its code. A virus causes adverse impacts on computers, such as disrupting regular system operations, logging keystrokes, spamming your email contacts, stealing sensitive information, or destroying data. Key Takeaways A virus … Read more

Vulnerability

What is a Vulnerability? A vulnerability is a weakness that cybercriminals can exploit to gain unauthorized access to information or perform illegal actions on a computer system. According to the National Institute of Standards and Technology (NIST), the weakness can be in an information system, system security procedures, internal controls, or implementation that threat sources could trigger and exploit. Vulnerabilities give hackers leeway to run malicious code, access computer memory, install malware, and steal or destroy sensitive information. Key Takeaways A vulnerability is a weakness that cybercriminals exploit to gain unauthorized access to systems and information Hackers connect to a … Read more