If you're seeing this message, it means we're having trouble loading external resources on our website.

If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.

To log in and use all the features of Khan Academy, please enable JavaScript in your browser.

Main content

Unit: Online data security

0

Possible mastery points

Welcome to the Internet Safety Course!

Learn

Internet safety course introduction
(Opens a modal)

Ask Google: How do I keep my account safe?

Learn

Going deeper with personally identifiable information

Learn

Practice

PII (Personally identifiable information)Get 3 of 4 questions to level up!

Ask Google: How can I be sure I’m surfing the web safely?

Learn

Going deeper with safe browsing

Learn

Practice

User historyGet 3 of 4 questions to level up!
GeolocationGet 3 of 4 questions to level up!

Ask Google: How can I keep my devices safe?

Learn

Going deeper with device security

Learn

Practice

User authentication methodsGet 3 of 4 questions to level up!

Ask Google: How can I recognize online scams?

Learn

Going deeper with recognizing and avoiding online scams

Learn

Practice

Phishing attacksGet 3 of 4 questions to level up!
Rogue access pointsGet 3 of 4 questions to level up!
Computer malwareGet 3 of 4 questions to level up!

Quiz

Level up on the above skills and collect up to 560 Mastery points

Data encryption techniques

Learn

Practice

Data encryption techniquesGet 3 of 4 questions to level up!

Secure internet protocols

Learn

Practice

Digital certificatesGet 3 of 4 questions to level up!

Up next for you:

Unit test

Level up on all the skills in this unit and collect up to 900 Mastery points!

About this unit

Let's surf safely! Become familiar with the concept of personal identifiable information (PII) and the ways in which PII can be tracked online. Learn how attackers can gain access to data and devices, and what steps you can take to shut down cybercriminals and keep your data and devices secure.