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

18,792 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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1751 - 1775 of 3,082 Reviews for IT Security: Defense against the digital dark arts

By Zaw M W

Jan 3, 2021

Very good for me

By Elias G A M P

Jan 1, 2021

Excelente curso!

By Khayala A

Dec 7, 2020

good experience!

By ahmed b

Nov 20, 2020

it is very good

By Sancharie K

Nov 12, 2020


By Nikita S

Nov 10, 2020

Excelente curso.

By Oyebanji O A

Oct 30, 2020

Great experience

By Reynolds D

Oct 22, 2020

Excellent course

By Fabian V

Oct 9, 2020

very interesting

By Alfred F O

Oct 5, 2020

very good course


Oct 2, 2020

very nice cource

By Yash D

Aug 19, 2020

very good course

By Cardon S

Jul 10, 2020

Very informative

By Sanketkumar P

Jul 7, 2020

Excellent Course


Jul 4, 2020

awessome journey

By Anthony W

Jun 28, 2020

Amazing and fun!

By Davida G G

Jun 25, 2020

Good Challenging

By Mitul P

Jun 23, 2020

Excellent course

By Steve G

Jun 22, 2020

Very Informative

By Adedeji A A

Jun 17, 2020

Really satisfied

By Prashant K G

Jun 17, 2020

excellent course


Jun 16, 2020

excellent course

By Meet C I

May 24, 2020

loved the expert

By MD. S K

May 23, 2020

Highly Satisfied

By Dr V C S

Apr 30, 2020

Very good course