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

18,441 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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1851 - 1875 of 3,021 Reviews for IT Security: Defense against the digital dark arts

By Kanthi S S

Aug 22, 2020

Great course!

By César O C

Aug 6, 2020

Great course.

By H R S

Jul 27, 2020

Good to learn

By Wilbert V Z

Jul 19, 2020

Great course!

By Pratap J

Jul 12, 2020

Its my love !

By Pedro J R J

Jul 10, 2020

Great Course.

By T. A

Jun 22, 2020

It was great!

By Mustafa N

Jun 16, 2020


By James H H

Jun 7, 2020

Great Course!

By Philip S

Jun 4, 2020

Great course.

By Aryan C

Jun 2, 2020


By Arvind K

May 30, 2020



By MD. A A M

May 27, 2020

Greate Course

By Zahid A K

May 20, 2020

Awsome Course


Apr 24, 2020

Great Course.

By Jaime A A A

Apr 11, 2020

Great course.

By William M

Feb 29, 2020

Great Course!

By Claudio D G

Feb 27, 2020

keep learning

By Ricky J P

Feb 19, 2020

Great Course!

By Muhammad Z H

Oct 26, 2019

Thanks google

By Khurshid A

Mar 22, 2019

Great course!

By Shehan M

Mar 15, 2019

Great course.

By Mohammed H K

Mar 10, 2019

great feeling

By Valeri S

Jan 27, 2019

learned a lot

By Nate K

Nov 13, 2018