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

18,722 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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1601 - 1625 of 3,073 Reviews for IT Security: Defense against the digital dark arts

By Angel H M

Sep 8, 2020

Very well explained!

By Mariano D L S

Aug 8, 2020

Tough, but worth it.


Jul 13, 2020

Its very good course

By alex a

Jun 15, 2020

lots of informationm

By Tommie E

May 25, 2020

What a Great Course.

By Indranil B

Apr 30, 2020

very good experience

By Shivam A

Apr 29, 2020

very helpful course.

By Aashrut R V

Mar 24, 2020

Virtual Thrilling!!!

By alterrio w

Mar 10, 2020

very pleasant course

By Petru G

Sep 11, 2019

Very good course! :)

By John H

Jul 10, 2019

Great will recommend


Jul 2, 2018

Well worth learning!

By binta o

Jan 2, 2023



Oct 12, 2022


By sham a

Sep 9, 2022

i like this course.

By W w

Jun 15, 2022

thank you google ..

By Thomas A

May 13, 2022

long take your time

By Afraa M

Feb 1, 2022

ممتازة وتحتاج تركيز

By Francesco V

Jan 25, 2022

Amazing Experience!

By Eder J P M

Nov 13, 2021

Un excelente curso!

By Yudha R

Mar 9, 2021

it's amazing course

By Bradley B

Feb 14, 2021

Overall, excellent.

By Mohammed F A

Jan 2, 2021

Excellent knowledge


Dec 18, 2020

awesome exp !!!!!!!

By Leonardo B B

Nov 29, 2020

I loved the course!