SECURITY TERMS FAQ

•   WHAT IS DOMAIN NAME SYSTEM (DNS)?

  The Domain Name System (DNS) is the phonebook of the Internet. Humans access information online through domain names, like nytimes.com or espn.com. Web browsers interact through Internet Protocol (IP) addresses. DNS translates domain names to IP addresses so browsers can load Internet resources.
  Source: CloudFlare
  

•   WHAT IS BRUTE-FORCE ATTACK?
  

  a brute-force attack consists of an attacker submitting many passwords or passphrases with the hope of eventually guessing correctly.

• WHAT IS ENCRYPTION?
  

  Encryption is the process that scrambles readable text so it can only be read by the person who has the secret code, or decryption key.

• WHAT IS RANSOMWARE?

  Ransomware is malware that employs encryption to hold a victim’s information at ransom. A user or organization’s critical data is encrypted so that they cannot access files, databases, or applications unless the ransom is paid.
  

•   WHAT IS A BREACH?

  A data breach is a security violation, in which sensitive, protected or confidential data is copied, transmitted, viewed, stolen or used by an individual unauthorized to do so.

•  WHAT IS FIREWALL?
  

  A firewall is a network security system that monitors and controls incoming and outgoing network traffic based on predetermined security rules.

•  WHAT IS ANTIVIRUS?

  Software designed to recognize when an attachment, document or application is infected, eliminating the virus before damage can be done.

•  WHAT IS MALWARE?

  A firewall is a network security system that monitors and controls incoming and outgoing network traffic based on predetermined security rules.

• WHAT IS PHISHING?

  Phishing is a type of social engineering where an attacker sends a fraudulent message designed to trick a person into revealing sensitive information to the attacker or to deploy malicious software
  

• WHAT IS A PATCH?

  A software update to fix or improve a computer program, operating system, or application’s usability and performance.