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

18,426 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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1951 - 1975 of 3,021 Reviews for IT Security: Defense against the digital dark arts

By S. M G M A

Jul 14, 2018

Great Course


Jul 14, 2018

Great course

By Aderonke B

Jan 7, 2023

nice course

By D18CQVT01-N P Q H

Dec 3, 2022

good course

By Wakil A B

Dec 1, 2022


By Pirzi K

Nov 25, 2022

nice course

By Richard A M M

Oct 14, 2022

muiy bueno


Oct 14, 2022

Thank you!

By Michael K

Aug 30, 2022


By Oladimeji O O

Jul 27, 2022


By Goico_!

May 4, 2022


By Spiridon M

Apr 30, 2022



Mar 13, 2022


By Lusha K

Oct 19, 2021

Great class

By Naci C

Sep 13, 2021

İts amazing

By himadri r

Jul 20, 2021

It was nice

By Syed S A N

Jul 18, 2021

Its Awesome

By Khalid T

Jun 18, 2021

good course

By Anoshia M

Jun 4, 2021

learn alot

By Sandip K K

May 8, 2021

good course

By Ramishka M

May 7, 2021

Good Course

By sebastian b

Apr 19, 2021

it is great

By Deddy S C G

Mar 24, 2021

nice course

By Muhammad T

Mar 19, 2021

good course

By Irfa R

Mar 9, 2021

pretty cool