Security Of Data
Resumen
Data is valuable, and wherever something is valuable, someone tries to steal it. Behind every bank login, online order and stored photograph sits a quiet contest between the people who want to protect data and the criminals who want to grab it. This topic teaches you both sides: the threats, from hacking and phishing to card cloning, and the defences, from firewalls and encryption to biometrics and two-step verification.
In this lesson you will learn to describe each threat, what it does and how it harms a user, then pair it with the protection that counters it. You will see exactly how encryption scrambles a message, why a firewall sits between you and the internet, and why two-factor authentication needs something you know and something you have. These are the security ideas every later use of ICT quietly depends on.
Objetivos
- Threats to data.
- Characteristics and effect of threats to data including hacking, phishing, pharming, smishing, vishing, viruses, malware, card fraud Hacking including the measures that must be taken in order to protect data Phishing, pharming, smishing, vishing including the methods that can be used to help prevent them Viruses and malware including how to take preventative action to avoid the danger of infecting a computer from a downloaded file Card fraud including shoulder surfing, card cloning, key logging.
- Protection of data.
- Characteristics and methods of protecting data including biometrics, digital certificate, secure socket layer (SSL), encryption, firewall, two-factor authentication, user id and password Biometrics including the use of biometric data Digital certificate including its purpose and contents Secure socket layer (SSL) including encrypted links between the server and the client computer Encryption including its purpose for the protection of data on hard discs, email, cloud, HTTPS websites Firewall including its purpose Two-factor authentication including its purpose and function User id and password including how they are used to increase the security of data.
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Evaluación de la lección
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- Malicious code that redirects a user to a fake website without any action by the user is called: A. Phishing B. Pharming C. Smishing D. Hacking Answer: B
- Which statement about encryption is correct? A. It prevents a computer from being hacked B. It makes stolen data unreadable without the key C. It removes all viruses D. It blocks network traffic Answer: B
- Two-factor authentication requires: A. Two passwords B. Two user IDs C. Two different factors, such as a password and a one-time code D. Two computers Answer: C
- A device placed between a computer and the internet that filters traffic is a: A. Router only B. Firewall C. Modem D. Skimmer Answer: B
- Watching someone enter a PIN at an ATM in order to steal it is known as: A. Card cloning B. Phishing C. Shoulder surfing D. Pharming Answer: C
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Libros Recomendados
Para seguir aprendiendo, recursos abiertos
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Sección del libro
Cybersecurity Deep Dive
"Introduction to Computer Science: Cybersecurity Deep Dive" by OpenStax, OpenStax, Rice University, licensed under CC BY-NC-SA 4.0 (https://creativecommons.org/licenses/by-nc-sa/4.0/). Source: https://openstax.org/books/introduction-computer-science/pages/14-2-cybersecurity-deep-dive. Access for free at https://openstax.org/books/introduction-computer-science/pages/1-introduction
Publicados por otras organizaciones con licencias abiertas y citados como piden. Los enlaces abren sus sitios.
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