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

15,878 ratings
2,644 reviews

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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2526 - 2550 of 2,673 Reviews for IT Security: Defense against the digital dark arts

By Hector B

Jun 29, 2020

Good information

By Rushi B

May 24, 2020

very good course

By Rhonda d L

Jul 15, 2018

Awesome course.

By Omar J M M

Apr 12, 2018

Easy and good!

By jean f g

Aug 21, 2021

Good overall.

By Adam K

Jan 1, 2021

good exercise


Oct 4, 2020

Was very Nice

By Ayman O I

May 23, 2022

Great Course

By Debesh R

Nov 23, 2021

Nice course.

By LaiMan L

Jun 9, 2021

learnt a lot

By Keith B

Jul 28, 2020

great course

By Madhu S P

Aug 4, 2021


By ITA805 C S

Oct 31, 2020

Very useful

By Dillman G Q L

Aug 17, 2020

It's Great!


Jul 22, 2020

good course


Jun 28, 2020

good course

By Himanshu C

May 27, 2019

great 4.5/5

By Francisco F M E

Oct 8, 2018

NIce course

By Balolo A

Sep 21, 2020


By Rutuja k

May 26, 2020

Thank you!

By Kalovariya A

May 10, 2020

very well.

By Vishal g

Aug 20, 2020

very good

By Chris d J

Sep 2, 2019

very good

By Rajbir K

Aug 14, 2018

Superb !!

By Aruna M

Jun 6, 2018