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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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3301 - 3325 of 3,585 Reviews for IT Security: Defense against the digital dark arts

By Alejado N

Oct 21, 2021

I enjoyed learning the basics of IT security.

By Pete F

Aug 8, 2022

I would have liked more practice in the labs

By saleh m

Mar 18, 2023

Is a great knowledge about security basics.

By Nadeem K S

Jun 14, 2022

Very Informative and awosme learning tacks.

By Murlene F

May 29, 2020

I had a few issues with the 3rd party labs.

By Jon S

Nov 4, 2018

Very good course. Well-presented material.

By mohamedsafwt a

Aug 19, 2021

A lot of theory and up-to-date knowledge.

By Ruth A

May 24, 2018

This is a good course and well presented.

By Haim K

Jul 2, 2020

I wish there would be more hands on labs


Feb 11, 2019

Very resourceful and challenging course!

By Edward A

Sep 27, 2023

Very informative and easy to understand

By Ronnie P

May 22, 2018

Great opportunity to learn IT Support!

By Ruben G

Oct 2, 2023

I will add some more LAB exercises to

By Brijesh K

May 15, 2022

It best for Implement of IT Securrity

By Andrew S

Mar 24, 2021

I wish I had feedback on my responses

By Ismail C

Feb 24, 2022

educational about defense in depth.

By Subrina M

Aug 2, 2021

I enjoyed this course and learn more

By Thomas H

Apr 17, 2024

Worth It. This course was cool also

By Parthiban V

Oct 30, 2023

It was good learning with coursera

By Manabu T

Aug 30, 2019

Good start up resource for beginner

By Ndayishimiye j m v

Mar 24, 2021

improve my skills in IT security

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