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

22,442 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


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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.


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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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3326 - 3350 of 3,585 Reviews for IT Security: Defense against the digital dark arts

By alejandro g

Jun 28, 2020

helped increase my knowledge.

By Ariel B

Jun 2, 2020

Man, that last test hit hard.

By 02_นางสาวพิมพ์ชนก ฉ

Feb 3, 2024

This course is really good.


Dec 28, 2022

it is a good course for all

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 Michael O P

Aug 29, 2022

I had a good experience

By Patrik J

Aug 4, 2022

Great beginners course.

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 Steve R

May 15, 2024

gives you the basics

By Osaheni E

Feb 18, 2023

On point. Very nice.

By Fernando L

Sep 12, 2022

buen curso completo

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

By Jason B

May 20, 2023

Somewhat confusing

By Caleb F Q

Dec 29, 2022

Fascinating Course