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

16,211 ratings
2,713 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 2,740 Reviews for IT Security: Defense against the digital dark arts

By Cesar R M C

Jun 26, 2019

Definitely worth taking. It's challenging and achievable.


Aug 2, 2020

It is a good course for having a hands on experience :D

By Bouaouiouch K

May 3, 2022

good but cant take it over because time is passed? :-(


Jul 21, 2021

The goal for this course was well achieved, thank you.

By Onthatile T

Dec 11, 2020

All the necessary skills i needed i acquired them here

By Ranjoy S R

Jul 9, 2020

Could be better if there were more hands-on exercises.

By Luís C

May 2, 2020

Very interesting course with full of isefull subjects

By Naung Y O

Feb 10, 2019

I can't even imagine how harder in the real world.

By Harrison H

Nov 11, 2018

Peer-reviewed assignments will be the death of me

By S. " S

Jun 29, 2022

One of my favorite courses, if not, my favorite.

By Lee W

Jul 16, 2020

Good overview of security for computer systems.

By Lexii P

Aug 15, 2018

Make sure you check the discussion for week 6!

By Brian S

Oct 22, 2021

Good course. A lot of information to process!

By Alejado N

Oct 21, 2021

I enjoyed learning the basics of IT security.

By Pete F

Aug 8, 2022

I would have liked more practice in the labs

By Nadeem K S

Jun 14, 2022

Very Informative and awosme learning tacks.

By Murlene F

May 29, 2020

I had a few issues with the 3rd party labs.

By Jon S

Nov 4, 2018

Very good course. Well-presented material.

By mohamedsafwt a

Aug 19, 2021

A lot of theory and up-to-date knowledge.

By Ruth A

May 24, 2018

This is a good course and well presented.

By Haim K

Jul 2, 2020

I wish there would be more hands on labs


Feb 11, 2019

Very resourceful and challenging course!

By Ronnie L P S

May 22, 2018

Great opportunity to learn IT Support!

By Brijesh K

May 15, 2022

It best for Implement of IT Securrity

By Andrew S

Mar 24, 2021

I wish I had feedback on my responses