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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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576 - 600 of 2,673 Reviews for IT Security: Defense against the digital dark arts

By Ali

Dec 6, 2020

Very interesting course. You will learn how PCI DSS works, Intro to PT and many more

By Mauricio S

Oct 13, 2020

Bastante completo y educativo, sirvió para aprender, despejar dudas, formarse un poco mas.

By Radu H

Feb 28, 2019

This course was very nice, i liked every aspect of the security presented by the teachers.

By Shawn K

Jan 31, 2019

This was a wonderful experience. I look forward to a newer, better career in the IT field.

By Vaibhav m

Aug 11, 2018

whole course is rushed to fast. video's could be split into smaller depending on the topic

By Jorden N

Jun 6, 2022

great for literally anyone. give it 100% and you will be suprised what you can acomplish.


Feb 13, 2022

d​ense but really interesting. Easy to listen thanks to a clear and not monotoneous voice

By Royalpriestwood R

Jan 11, 2022

I can't but say its been a whole lot of interesting and engaging learning using Coursera

By Efrey G A

Jan 23, 2021

En este punto encontré muchos temas de los cuales tenía desconocimiento. Excelente curso.

By Ahmed M M

Nov 7, 2020

Great and thanks for being able to deliver this amount of info in a well educated manner.


Jun 26, 2020

Such a wonderful course for learning a lot about information security and its core depth.

By Yair I R P

Nov 21, 2019

A very complete course, however it's difficult if you haven't knowledge of some concepts.

By Alexis A

May 11, 2018

There are a lot of concepts and words to learn but overall this is a very helpful course.

By Thirumala r

Apr 1, 2022

V​ery helpful and provides a wide range of information for entry level IT job positions.


Feb 24, 2022

La experiencia del instructor es alta, el material con el que explica todo es muy claro.

By Fatih G

Nov 10, 2021

It is really useful course to learn the basics of computer, system and internet security

By Shaela M

Sep 4, 2021

This course was super helpful and very informative! I recommend this course to everyone!

By Eric P

Apr 10, 2021

Effective overview of the IT security principles. Requires only a few hours for 6 weeks.

By luis r

Jan 3, 2021

What a great course to help understand the Security protocol on computers and companies.

By Ronald D

Jan 3, 2021

Great course to enhance your skills and strengthen knowledge of an IT Support Specialist

By Sergei R

Apr 28, 2020

General view with basic details about security. It is a good start point for a beginner.

By Ivan B

Mar 8, 2018

I have learnt a lot, it is a good point for starting in the (broad) field of IT Security

By Matias R J

Nov 2, 2020

I really enjoy it, from start to end.

I were able to revise many concepts that i forgot.

By PravinBalaji

May 13, 2020

A good content course from Google encourages me to learn and do a lot. Thank You Google

By Sjir B

Apr 14, 2018

Very fun course! I think it touched the right subjects and explained it in a great way.