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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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2051 - 2075 of 3,075 Reviews for IT Security: Defense against the digital dark arts

By Jean T

Oct 4, 2022

Than you.

By Kavishka M

Oct 1, 2022

very good

By Mahesh V

Sep 18, 2022


By Abdulbasit A I

Sep 7, 2022



Aug 11, 2022


By Ahmed M D

Jul 11, 2022

Thank you

By Abdelfatah A

Jul 2, 2022

Thank you!

By Alfonso P C

May 19, 2022


By Esmael m E

Apr 22, 2022

Very Good

By Oscar A

Apr 15, 2022


By Emilz R

Jan 28, 2022

Good works


Jan 10, 2022

it was fun

By Rahul R

Oct 22, 2021

Thank you!

By Akorede A S

Sep 17, 2021


By Guillermo R M M

Sep 1, 2021


By Arya C

Jul 31, 2021

Great one.


Jul 26, 2021

Loved it !

By Herby R

Jun 4, 2021

Good stuff

By Karma W

Apr 26, 2021


By Jevgeni P

Apr 8, 2021

Thank you.

By Mariano V

Dec 26, 2020


By Ughanthi.S

Dec 21, 2020

Super cool

By Jimi L

Dec 10, 2020


By Akif S G

Dec 7, 2020

Very cool.

By Ghanchana G

Nov 15, 2020

Thank you!