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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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1426 - 1450 of 3,088 Reviews for IT Security: Defense against the digital dark arts

By Jorge L G P

Aug 11, 2022

Really Helpful information

By Muhammad A A

Jul 7, 2022

lots of knowledge gain here

By Timothy J S

Jun 4, 2022

Smooth experiene, enjoyable

By Andrew A

May 9, 2022

would like to see more Labs


Mar 9, 2022

Thank for build this course

By Molly C D

Mar 8, 2022

I had fun with this course

By Nowshin N

Jul 1, 2021

Learned so many things, wow

By Reynaldo R F

Jun 9, 2021

Many thanks for the Effort!


Apr 24, 2021

help to to encourage myself

By Abel B W

Mar 15, 2021

Amazing lots of information

By Putri N D P

Mar 5, 2021


By Rey L

Feb 2, 2021

Thank you for your Goodness

By Issac G

Jan 6, 2021

It's such an awesome course

By Kevin W

Jan 5, 2021

I really enjoyed the course

By Christopher M P

Nov 16, 2020

estos cursos son muy buenos

By Jonathan H

Oct 26, 2020

Great course. A lot of fun!

By Guaman M W M

Oct 21, 2020

Great program, thanks a lot

By Prabhjot S

Oct 4, 2020

thankyou the info was great

By Md. M U

Jun 22, 2020

Awesome Journey with Google

By Attapol K

May 19, 2020

Thank you for all lecturer.

By Fabricio A L A

May 15, 2020

Muy buen curso, recomendado

By nyasha s

May 12, 2020

Excellent learning material

By Stefano P

May 9, 2020

Good and interesting course

By Muhammad B

Apr 20, 2020

I learned a lot. thanks sir

By Constante G

Jan 20, 2020

I learned a lot, thank you.