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

18,836 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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2201 - 2225 of 3,090 Reviews for IT Security: Defense against the digital dark arts

By Vishwanath H

Jul 11, 2020

very good

By Shayamon B

Jul 9, 2020

Loved it!

By Justin C

Jun 2, 2020

All good.

By Shibu D

Jun 1, 2020

Thank you

By Jeremia P

May 31, 2020


By Ariel L

May 18, 2020

Muito Bom

By Deleted A

May 16, 2020

very nice

By Francisco F d S

May 13, 2020



May 11, 2020

Loved it.

By pedro r

May 6, 2020

very well

By Deleted A

May 1, 2020

Very Good

By Kehinde A

Apr 23, 2020


By Craig B G

Apr 14, 2020


By Ilay A

Mar 29, 2020


By Ali K

Jan 18, 2020

very good

By Munir S

Dec 8, 2019


By Maycon D d J O

Nov 25, 2019

Very good

By Omer A

Nov 23, 2019


By Nahla M Z

Sep 2, 2019

very good

By Cutter B

Aug 30, 2019

Loved it.

By Nesfa

May 1, 2019

Thank You

By Taswek, M M R

Apr 7, 2019

very cool

By Ulysses B

Dec 31, 2018

Loved it!

By Ruben M

Aug 25, 2018

Loved it!

By Ghulam M D

May 22, 2018

Thank you