Chevron Left
Back to IT Security: Defense against the digital dark arts

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

4.8
stars
25,817 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. ● new AI skills from Google experts to help complete IT tasks....

Top reviews

GS

Apr 11, 2020

Personally, I found this course more dense than the previous courses. I would have liked to have seen more visual descriptions of the topics, e.g. cryptography. But other than that, great course :)

DS

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.

Filter by:

826 - 850 of 4,288 Reviews for IT Security: Defense against the digital dark arts

By Kevin A C

•

Nov 18, 2025

it was great i learned a lot. Full of precious information explained in the simplest way

By Tiago L d S

•

Sep 21, 2025

I loved the course. It will be essential for my growth in IT. Congratulations to Google!

By Jardo N

•

Mar 23, 2025

absolutely enjoyed learning from this course it was long but rewarding in so many fields

By Shaikh M A

•

Sep 14, 2022

Great course thanks coursera and Google for this course. Happy to complete this course.

By alina

•

Jun 30, 2022

This module was the one I was most excited of! A lot of new and interesting information.

By Thirumala r

•

Apr 1, 2022

Very helpful and provides a wide range of information for entry level IT job positions.

By JAVIER E E L

•

Feb 24, 2022

La experiencia del instructor es alta, el material con el que explica todo es muy claro.

By Fatih G

•

Nov 10, 2021

It is really useful course to learn the basics of computer, system and internet security

By Shaela M

•

Sep 4, 2021

This course was super helpful and very informative! I recommend this course to everyone!

By Eric P

•

Apr 10, 2021

Effective overview of the IT security principles. Requires only a few hours for 6 weeks.

By luis r

•

Jan 3, 2021

What a great course to help understand the Security protocol on computers and companies.

By Ronald D

•

Jan 3, 2021

Great course to enhance your skills and strengthen knowledge of an IT Support Specialist

By Sergei R

•

Apr 28, 2020

General view with basic details about security. It is a good start point for a beginner.

By Ivan B

•

Mar 8, 2018

I have learnt a lot, it is a good point for starting in the (broad) field of IT Security

By Marta D

•

Nov 14, 2024

I had an amazing time with the Course. It really help to put everything in perspective.

By Vladimir G

•

Nov 13, 2024

Fantastic course! I found it extremely useful and well-structured from start to finish.

By Herman S

•

Oct 12, 2023

This was a great course that covered a lot of information without feeling overwhelming.

By Matias R J

•

Nov 2, 2020

I really enjoy it, from start to end.

I were able to revise many concepts that i forgot.

By PravinBalaji

•

May 13, 2020

A good content course from Google encourages me to learn and do a lot. Thank You Google

By Sjir B

•

Apr 14, 2018

Very fun course! I think it touched the right subjects and explained it in a great way.

By AR A

•

Nov 10, 2024

Excellent Course highly recommended to anyone who want to know the IT security world!!

By WEE H H

•

Feb 27, 2021

Security is new to me and I would like to further my study on this subject. It is fun.

By Ralph A M

•

Oct 4, 2020

This was an interesting way to present the concept of security in a data driven world.

By Paul B

•

Nov 16, 2019

Great Course thank you to all the instructors it has been a great learning experience.

By jc A

•

Jul 24, 2019

excellent course and program. i've learned alot and am proud and glad i stuck with it.