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

15,878 ratings
2,644 reviews

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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2501 - 2525 of 2,679 Reviews for IT Security: Defense against the digital dark arts

By Naushil B K

Dec 5, 2020

This was very skill developing.

By Soumendu M

Jul 8, 2020

Very nice course for beginners!

By Aayush G

Apr 20, 2020

should add some video tutorials

By Bunmi A

Oct 24, 2020

This module is somehow complex

By alejandro g

Jun 28, 2020

helped increase my knowledge.

By Ariel B

Jun 2, 2020

Man, that last test hit hard.

By Anthony U

Sep 25, 2021

A​ very interesting course

By Brice F

Jul 31, 2019

it was definitely worth it

By Marcos S

Aug 20, 2018

Nice intro to IT security.

By Julio P

Dec 8, 2019

Challenging but exciting.

By Donte K

Jun 10, 2021

Great beginners course!


Oct 14, 2020

It was great experience

By Shreyas P M

May 23, 2020

it was great experiance

By Umesh P

May 8, 2020

A very helpful course!

By John J

Dec 6, 2021

Quite dense at times.

By Damian C

Feb 20, 2020

Another great course!

By David B

Aug 10, 2018

decent somewhat basic

By Jatin B

Jul 15, 2020

wonderful experience

By Phillip D

Mar 4, 2020

good beginner course

By Pranay W

Apr 25, 2020

great for beginners


Jul 6, 2020

course is good....

By Huan N

Oct 28, 2020

a great IT course

By Chirag V

Jun 25, 2020

A great course 👍

By Mah Z H

Jul 8, 2019

It was fun course

By Saurabh J

Nov 2, 2018

Very good course.