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

18,823 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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551 - 575 of 3,090 Reviews for IT Security: Defense against the digital dark arts

By Jane A

Jan 8, 2023

Very interesting Topics covered in this course. Each topic was well-explained Thanks to the instructor.

By Kevin L

Sep 26, 2022

Great course to understand the basics of IT. Definetly take your time to fully understand the concepts

By I P S W

Mar 7, 2021

Great course for everyone because it is important to make security habits in digital world right now :)

By Calvin W

Oct 19, 2020

I love the courses but I think they can make it better by providing lecture notes may be in PDF format.

By Dario T

Aug 24, 2020

Gracias, antes de este curso no tenia un objetivo al cual dirigirme, ahora lo se. Muchas muchas gracias

By Devon T

Oct 18, 2018

What a course, it definitely covered cyber-security in a nutshell. I found this course very insightful!

By abdulrahman H

Dec 29, 2022

one of the best courses there is. I learned a lot about security and how to secure systems and recover

By Jean E M

May 30, 2022

I am glad I was able to finish this course. And I thank Coursera for accepting my financial aide offer

By ياسر ا

Jan 7, 2022

I benefited and learned a lot during this course. Thanks Kyocera and Google. Thanks to all my teachers

By Jakie R

Sep 23, 2021

Very knowledgeable course, I recommend this course to any that has a desire to expand their learning.


Mar 9, 2021

Learned a lot in this particular course! Kudos to the presenter. The delivery of the content is great.

By mari m

Feb 15, 2021

This was so interesting and I hope to learn more in the future. Now I am going to get my resume ready.

By Evan B

Aug 21, 2020

Amazing Course. However I do wish we went a little more depth into the algorithms used for encryption.

By Saif J

Jun 26, 2020

Great Course with So much information and practical knowledge that can enhance your Professional field

By Chris F

May 10, 2020

I'm better prepared to secure my home network and start learning more about how to protect businesses.

By Lucas F

Mar 15, 2023

Curso bem explicado, com conteúdos relevantes e úteis para avaliar e aplicar no ambiente de trabalho.

By Deric N

Oct 31, 2022

I have learnt many security concepts and terms in this course, and I have found it very informative.

By Andre B

May 13, 2022



By David E P Q

Sep 6, 2020

I have acquired a vast amount of knowledge on security and the different attacks that compromise data

By Nihad S

Jun 21, 2020

This is a professional course, i learned a lot of things about IT security and gained more experience

By Shakira S

May 14, 2020

This was the most interesting and best laid out course with the best intructor of the specialization.

By Angel J C V

Jul 15, 2019

This is a great experience and remarkable teaching. I was able to refine my skills and beyond. Thanks

By Vanessa B

Sep 7, 2021

Great lesson and progression in the course to touch on all the pertinent topics needed for basic IT.

By Harold R J

Jul 23, 2021

this course really helped me understand computers so much more than I did before, thank you so much

By Ahmad A

Mar 14, 2021

its really fun and exhausted experience but there's a lot of things i could learned from this course