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

18,851 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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576 - 600 of 3,094 Reviews for IT Security: Defense against the digital dark arts

By Satwik D

Jan 26, 2021

A very intuitive and quite-in-detail IT security course for beginners. This is 1-Course-handles-All!

By Emel R

Jan 1, 2021

Great course for the beginners. Instructor did a great job of presenting the information. Thank you!

By Beatriz J

Jul 11, 2020

A healthy and secure workplace brings a better family and a ventilated communities around the world.

By Dwight E

Jul 3, 2020

Very informative! Provides all the fundamentals and more! This course is setting you up for success!

By Randara S K G

Mar 25, 2023

This course has been incredibly enriching, and I am grateful for all that I have learned. Thank you

By Anthony C

May 24, 2022

There was so much more information than I thought there would be in this course. I learned so much!

By Mercy K

Apr 1, 2022

It is comprehensive. The videos do have a lot of content, be sure to take some breaks to absorb it.

By Arturo G

Aug 17, 2021

Very interesting and complete course, but the lack of visual aids really hurt some of these videos.


Aug 14, 2021

This was an excellent training. The method of teaching of the tutor was really great and fantastic.

By Kamanzi O

Jan 5, 2021

This course is hard and many but be strong and work hard because you will achieve what yoou deserve


Nov 29, 2020

This is very usefull and now this is very interesting for the use of security growing in the world.

By Nshimiyimana J D D

Nov 5, 2020

thanks for evrrything Google , let me hope that i will find job , related to my career! ITsupporter

By Jesus C

Dec 6, 2019

Wonderful unit gained a tremendous amount of useful knowledge that i hope to utilize at my new job.

By James M

Oct 7, 2019

Fear can only be eliminated by acquiring knowledge of the subject. Looking forward to this journey.

By Frank H

Dec 11, 2022

Very great course. it help me rebuild my IT knowledge and provide more knowledge that I dont have.

By Ignatius L J M

Dec 9, 2020

Great course. Contains all one needs to know about digital security for small and all enterprises.

By Dinesh R N

Nov 2, 2020

It is tough but lecture did grate job to teach covered basics of all security aspects . Thank you!

By Conway T

Oct 7, 2020

This particular course was amazing. This is something that no one thinks about until things happen


Sep 14, 2020

Thanks for the opportunity you gave and shared knowledge and skills with me. It was a great Course

By Michael A A

Jan 11, 2019

I so much love this course and the high level of detailed information shared during the lectures.

By Nikolay N

Feb 28, 2018

It is really usefull and interesting! Here you can learn the basics (and more) of the IT security.

By Ademola O

Dec 8, 2022

i have really gained alot from this course, and i hope to learn more from this platform thank you

By Akshat J

Nov 18, 2022

Got a lot of deep insights about how various security protocols work and various types of attack.

By Maria M

Jun 2, 2022

Coursera is just in simple words the best opportunity to grow in every aspect in life, thank you!

By Ashaki A P

Apr 20, 2022

Definaely my favorite course out of all of them. I am now decieding to lean torwards compliance.