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

16,234 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


Apr 9, 2022

Great course for beginners and experts. Easy to understand and a good refresher for those who have been into IT for a long date. Recommend it to everyone looking for a high quality course on coursera.


Apr 25, 2018

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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1426 - 1450 of 2,746 Reviews for IT Security: Defense against the digital dark arts

By Eliu F

Feb 23, 2021

it's very good for me

By Gerardo B M

Jan 31, 2021

thanks to all teacher

By Winston A W

Dec 16, 2020

Excellent, thank you.

By Robbin S

Dec 9, 2020

Very good information

By Marcello F

Oct 24, 2020

Great, Great course !

By Edwin C

Oct 7, 2020

amazing opportunity!!

By Silent S

Sep 21, 2020

Brilliant! Thank You!

By Nathaniel D

Jul 15, 2020

Butt kicking awesome!

By Siam B S

Jun 27, 2020

wooow mama, loved it!

By Rhea A D

Jun 26, 2020

A really good course!

By iftekharchowdhury

Jun 10, 2020

Excellent instructor.

By Mallik C

Sep 28, 2019

Great Learning System

By Frank M

Jul 30, 2019

I enjoyed this course


May 11, 2019

cool !! thanks google

By Juan a d o

Mar 3, 2019

very good i recommend

By Ahmed H

Nov 5, 2018

Great security course

By Víctor E M S

Aug 11, 2022

Excelent Information


Jul 13, 2022

muy bueno y completo

By William T

Jun 15, 2022

G​reat starter cert.

By Abdulhafeez N

Nov 7, 2021

An insightful course


Sep 22, 2021

A very useful course

By Sindhu I

Sep 18, 2021

so much fun learning

By Shafin A

Sep 9, 2021

if need you can use

By Sampath H

May 26, 2021

Excellent. Than You.

By Edgard S

May 18, 2021

Very helpful! Thanks