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Learner Reviews & Feedback for IT Security: Defense against the digital dark arts by Google

22,423 ratings

About the Course

This course covers a wide variety of IT security concepts, tools, and best practices. It introduces threats and attacks and the many ways they can show up. We’ll give you some background of encryption algorithms and how they’re used to safeguard data. Then, we’ll dive into the three As of information security: authentication, authorization, and accounting. We’ll also cover network security solutions, ranging from firewalls to Wifi encryption options. The course is rounded out by putting all these elements together into a multi-layered, in-depth security architecture, followed by recommendations on how to integrate a culture of security into your organization or team. At the end of this course, you’ll understand: ● how various encryption algorithms and techniques work as well as their benefits and limitations. ● various authentication systems and types. ● the difference between authentication and authorization. ● how to evaluate potential risks and recommend ways to reduce risk. ● best practices for securing a network. ● how to help others to grasp security concepts and protect themselves....

Top reviews


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Great course that is full of useful information and presented in an easy to understand way. It's an awesome beginner course that will add to your knowledge and further your knowledge of IT security.


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Fue muy interesante eme encanto, pude aprender muchas cosas que no sabia y todo esto va ser muy util para todos los trabajos que encuentre de ahora en adelante, gracias cousera. Gracias Google

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3351 - 3375 of 3,581 Reviews for IT Security: Defense against the digital dark arts

By Huan N

Oct 28, 2020

a great IT course

By Chirag V

Jun 25, 2020

A great course 👍

By Mah Z H

Jul 8, 2019

It was fun course

By Saurabh J

Nov 2, 2018

Very good course.

By Youssef M E

Nov 4, 2022

it's good option


Oct 8, 2022

its very usefull

By Cayal A

Sep 6, 2022

Great Experience


Jul 25, 2021

Excellent Course

By Nick O

Mar 8, 2021

Tricky in parts.

By Ademola A

Nov 24, 2020



Nov 7, 2020

Very Educational

By Mislaine d S L

Oct 6, 2020

Very good course

By Yash Z

Aug 23, 2020

Great experience

By Hector

Jun 29, 2020

Good information

By Rushi B

May 24, 2020

very good course

By Punesh B

Jul 14, 2022

valuable basics

By Rhonda d L

Jul 15, 2018

Awesome course.

By Omar M

Apr 12, 2018

Easy and good!


Sep 29, 2023

Great course.

By María D R C A

Aug 28, 2023

i learn a lot

By jean f g

Aug 21, 2021

Good overall.

By Adem Ş

Jan 1, 2021

good exercise


Oct 4, 2020

Was very Nice

By Paul M S

Sep 4, 2023

Good course.

By Riyad M

Jun 4, 2023

great course